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transcript
N a m e . Date:
Numbers to 1000
Worksheet 1 Counting What is the number shown by the base-ten blocks?
Write the number in words.
1.
Count on by ones. Use base-ten blocks to help you.
2. 28,29, . 3 1
Count on by tens. Use base-ten blocks to help you.
3. 22,32, 62,
Reteach 2A 1
Date: Name: _
: onethoosond
^ Hundreds Tens Ones
({( ( ( (—\ 0
0 0 0
]
J
2 Chapter 1 Lesson 1
Date: Name: — ^ • •
5. Hundn Bds Tens Ones
S 0
' fl 0
3 0 0
000 0
3 0 0
000 0
V J
Match.
991 (:\ o four hundred sixty-two
686 u \ o one hundred twenty-nine
214 -J \ o seven hundred thirty-five
•462 ' ' ^ J three hundred fifty-seven
129 o \ . eight hundred forty-three
843 o \ o two hundred fourteen
357 0 ^ND nine hundred ninety-one
578 J o five hundred seventy-eight
735 o o six hundred eighty-six
Reteach 2A 3
Nam6: Date:
Write the numbers In words.
EicQinple
534 five hundred fhipfyfoup
759
845
372
•4 Chapter! Lesson 1
Name: Date:
Count by ones. Find the missing numbers.
Reteach 2A 5
Name: Date:
Count by tens.
Find the missing numbers.
+ 10 +10
510,
12. Hundreds Ones
&&& &&& &&&
249,
13. 716,726,
6 Chapter 1 Lesson 1
Count by hundreds. Find the missing numbers.
'is!
+ 100 + 100
497, '^7 8^7
15. 356,
Reteach 2A
Find the missing numbers.
16. 459 463
17. 800 798
18. 973, 972
19. 120 140
20. 650 610
21. 433 413
22. 100 400
23. 740, 640
24. 534 334
8 Chapter 1 Lesson 1
Worksheet 2 Piece Volue Write the missing numbers.
1.
and make 65.
_ is 60 and
_ + = 65
Match.
2. 55 o 0 eighty-nine
92 0 o seventy-one
68 o ^ 1 ninety-two
47 ® 0 fifty-five
71 © 0 forty-seven
89 o 1 sixty-eight
Reteach 2A
Fill in the missing numbers.
Hundreds
stands for
Tens
CTi t=A f7\ (7\ (=A
stands for
^ hundreds
Ones
000 000 000
tens
stands for
ones
or or or
3. Hundreds
stands for
Tens
0 C7\ (=A
8
stands for
Ones
0
stands for
hundreds tens ones
or or or
10 Chapter 1 Lesson 2
Fill in the missing numbers.
4. f : Hundreds Tens Ones
6 2 7 J
627 = hundreds tens ones
627 = + 20 +
5. r Hundreds Tens Ones
^
V 8 3 5 J
835 = hundreds tens ones
835 = + +
6. ^ Hundreds Tens Ones
9 0 J
904 = hundreds tens ones
904 = + +
Reteach 2A 11
Fill in the blanks with hundreds, tens, or ones.
7. In 609,
the digit 6 is in the .
the digit 0 is in the.
the digit 9 is in the.
8. In 852,
the digit 2 is in the
the digit 8 is in the
the digit 5 is in the
Write the number.
The digit 5 is in the tens place.
The digit 0 is in the ones place.
The digit 8 is in the hundreds place.
place,
place,
place.
_ place.
_ place.
_ place.
The nunnber is r
V V ) J
10. The dig
The dig
The dig
17 is in the ones place.
19 is in the hundreds place.
10 is in the tens place.
The number is r -\
J )
12 Chapter 1 Lesson 2
Write the missing numbers and words.
is the standard form of 186.
&&0
and make 186.
©m hmwpm rngmy-sm \s the word form of 186.
00 30 ^> i is the expanded form of 186.
11.
&&)&
and make "413.
is the standard form of 413.
is the word form of 413.
is the expanded form of 413.
Reteach 2A 13
Name: Date:
Look at the place-value charts. Then write the numbers in standard form, word form,
expanded form.
m Chapter 1 Lesson 2
Name: Date:
Worksheet 3 Comparing Numbers circle the number that is greater.
1.
2. o
3. &9
Fill in the blanks with greater than or less than.
5. 72 is.
6. 49 is
7. 88 is
8. 60 is
_ 5 8 .
_ 9 4 .
__77.
__90.
Reteach 2A 15
Name: Date:
Use base-ten blocks to compare the numbers.
Fill in the missing numbers.
498
700
Hundreds
700
70
4S o)
Tens
a f7\ a\ a\
lOA CA f7\ f7\
hundreds is greater than
is greater than ma
>
hundreds is less than
is less than 700
<.
il
Ones
&&& &&&
hundreds.
hundreds.
16 Chapter 1 Lesson 3
Name: Date:
Use base-ten blocks to compare the numbers.
Fill in the missing numbers.
699
Hundreds Tens Ones
f:::::::^
IP
0 0 0 00
V
SI 01 ^ _-Z • - '
0
_/ ii/
3! 0 0
I'
.z* ^'
1 s I' I'
000 000 0 0 0
J
hundreds is greater than liundreds.
I is greater than —
o
1 hundreds is less than hundreds.
I is less than
i
Reteach 2A 17
Name: Date:
Use base-ten blocks to compare the numbers.
Fill in the missing numbers.
305
387
Hundreds Tens
a\ ^ f=A
Ones
000 00
000 0 0 0 0
The hundreds are the same.
tens is greater than
is greater than
tens.
_> ^ ^ 5
tens is less than
is less than
tens.
305 < W
18 Chapter 1 Lesson 3
Name: Date:
Use base-ten blocks to compare the numbers.
Fill In the missing numbers.
10. r
580
579
Hundreds Tens
CA
m (=A
CA ^ f7\ R\
Ones
000 000 000
The hundreds are the same.
, tens is greater than
is greater than
tens.
>
tens is less than
is less than
tens.
<
Reteach 2A 19
Name: —
Circle the number that is less.
Date
11.
12.
13.
n.
15.
Write greater than or less than.
16. 700 is 709.
17. 877 is 871.
18. 638 is 658.
19. 974 is 947.
20. 638 is 836.
20 Chapter 1 Lesson 3
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•4= Cn
s \ s s s s v s s \
a Q Q l
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Q_ I/)
CD CO
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Q
CXI
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00
o
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9 ^
3 O
if ^
I * Q
CO
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Q 3 a .
Q
Name: Date:
3. Hundreds Tens Ones
237
&-f- f-
/
/ •• /
• /
^ (Q! 1 ^
000 000 0
680
291
least
4 .
least
5. •I 11 n
least
22 Chapter 1 Lesson 4
Name: Date:
Find the missing numbers.
Use a number line to help you.
725 726 728 729 730 731
1 more than
726 is
727
1 less than
733 is
733 734
194 214 224 234 244 254
10 more than
194 is
274 284
10 less than
274 is
+ 43 243 343 443 543
100 more than
43 is
100 less than
743 is
-H \ K 743 843 943
Reteach 2A 23
Name: Date:
Complete the number patterns. Use number lines to help you.
8. 404 407
9. 589 591
10. 110,120 , 160
11. 290, 300
12. 300, 400 .
13. 491 691, _ _
2M- • Chapter 1 Lesson 4
Date:
Addition up to iOOO
Worksheet 1 Addition Without Regrouping
Add.
1. 53 + 4 = ?
53
Tens Ones
?] f 7i f Ti f Ti f
0 0 0
V
000
Stepl Add the ones.
ones + ones = ones
Step 2 Add the tens.
tens + tens = tens
So, 53 + 4 =
Reteach 2A 25
Name:
Add.
Date:
26 Chapter 2 Lesson 1
2. 312 + 7 = ?
Hundreds
Stepl Add the ones.
3 1 2
+ 7
9
Tens Ones
09
9Q&
0
^Hundreds Tens Ones
300 10 2
7
J
Step 2
Add the tens.
+
1 2
7
Step 3 Add the hundreds.
3 1 2
+ 7
1 9 3 1 9
2 ones + 7 ones 1 ten + 0 tens
= ones = ten
3 hundreds + 0 hundreds
= hundreds
So, 312 + 7 =
Reteach 2A 27
Name:
Add.
Date:
3.
4.
271 + 3 = ?
Add the ones.
1 one + 3 ones =_
Add the tens.
7 tens + 0 tens =
2 7 1
+ 3
ones
tens
Add the hundreds.
2 hundreds + 0 hundreds =
271 + 3 =
63H + 2 = 5.
hundreds
558 + 1 =
6. 456 + 3 = 7. 231 + 5
28 Chapter 2 Lesson 1
Solve.
On Monday, 235 students went to the museum.
On Tuesday, 4 more students went to the museum than
on Monday. How many students went to the museum on Tuesday?
4.
2 J f
students went to the museum on Tuesday.
8. Joy buys 140 beads at a craft shop.
Her sister gives her 8 more beads.
How many beads does Joy have now?
Joy has beads now.
)
Reteach 2A 29
Name: Date:
Add.
573 + 16 = ?
Hundreds Tens
CA (=A (=?\ (=A
Ones
000
000 000
^Hundreds Tens Ones
500 70 3
10 6
J
Step 1 Add the ones.
5 7 3
+ 1 6
9
3 ones + 6 ones
Step 2 Add the tens.
5 7 3
+ 1 6
8 9
7 tens + 1 ten 6)
Steps Add the hundreds.
5 7 3
+ 1 6
5 8 9
ones = tens
5 hundreds + 0 hundreds
_ hundreds
So, 573 + 16 =
30 Chapter 2 Lesson 1
Name:
Add.
9. 143 + 22 = ?
Date:
Hundreds Tens Ones
0&&
00
Hundreds Tens Ones
100 40 3
20 2
J
Stepl Add the ones.
1 4 3
+ 2 2
Step 2
Add the tens.
4 3
2 2
Steps Add the hundreds.
1 1
+ +
4 3
2 2
6 5 1 6 5
3 ones+ 2 ones
= ones
4 tens + 2 tens 1 hundred + 0 hundreds
= tens = hundred
So, 143 + 22 =
Reteach 2A 31
Name: Date:
Add. Use base-ten blocks to help you.
10. 2 6 4 11. 8 1 2 + 2 3 + 5 7
12 5 1 2 13. 6 3 2
+ 7 1 + 4 7
Solve.
Kairu sold 120 cups of lemonade in the morning.
He sold 52 cups of lemonade in the afternoon.
How many cups of lemonade did Kairu sell?
120 ^52-1
Kairu sold ^^2 cups of lemonade.
14. Jorge has 144 magnets.
His aunt buys him 24 magnets.
How many magnets does Jorge have now?
Jorge has magnets now.
32 Chapter 2 Lesson 1
Name: Date:
Add.
214 + 123 = ?
Hundreds
Stepl Add the ones.
2 1 4 + 1 2 3
Tens Ones Hundreds Tens Ones
200 10 4
100
V.
20 3
J
4 ones + 3 ones
= ^ ones
So, 214+ 123 = _
Step 2
Add the tens.
2 1 4 + 1 2 3
3 7
1 ten + 2 tens tens
Step 3 Add the hundreds.
2 1 4 + 1 2 3
3 3 7
2 hundreds + 1 hundred
= 3 hundreds
Reteach 2A 33
Name: Date:
Add.
15. 462 + 232 = ?
Hundreds Tens
a CA m fR\
CA fA fA
Ones
00
00
^Hundreds Tens Ones
400 60 2
200
L
30 2
J
Stepl Add the ones.
4 6 2
+ 2 3 2
Step 2 Add the tens.
4 6 2
+ 2 3 2
9 4
Steps Add the hundreds.
4 6 2
+ 2 3 2
6 9 4
6 hundreds + 0 hundreds 2 ones + 2 ones 6 tens + 3 tens
^ ones = tens = hundreds
So, 462 + 232 =
34- Chapter 2 Lesson 1
Add. Use base-ten blocks to help you.
16. 3 3 4 17. 7 2 2
+ 2 2 3 + 2 1 3
18. 4 6 6 19. 1 8 2 5 3 2 + 6 1 6 +
Solve.
A farmer drove 122 miles to deliver oranges.
Then he drove back to the farm. How many miles did the farmer drive in all?
m-^ 122- 2m
The farmer drove 2m miles in all.
20. A dressmaker has 170 spools of thread.
He buys another 119 spools of thread. How many spools of thread does the dressmaker have now?
The dressmaker has spools of thread now.
36 Chapter 2 Lesson 1
Name: Date:
Worksheet 2 Addition with Regrouping in Ones
Add.
1. 15 + 19 = ?
Tens
CA CA fA
So, 15 + 19 =
Tens Ones A
F -A
0 0 0 \0
^0
0 0 0 0 0 0 000^
J
Ones
000 0
Stepl Add the ones.
Tens Ones 1
1 5
9 + 1
5 ones + 9 ones =
Regroup the ones.
ones =
Step 2 Add the tens.
Tens Ones 1
1 5
9 + 1
3 4
1 ten + 1 ten + 1 ten =
ones
ten
ones
tens
s ©
Reteach 2A 37
Name: Date:
Regroup.
Then add.
278 + 316 = ?
Step 1 Add the ones.
1
2 7 8
+ 3 1 6
8 ones + 6 ones = IH ones
Regroup the ones
into 1 ten 4 ones.
Step 2 Add the tens.
2 7 8
+ 3 1 6
9 H
1 ten + 7 tens + 1 ten = 9 tens
Steps Add the hundreds.
2 7 8
+ 3 1 6
5 9 4
2 hundreds + 3 hundreds
= 5 hundreds
So, 278 + 316 =
38 Chapter 2 Lesson 2
Regroup.
Then odd.
2. 485 + 107 = ?
Hundreds Tens
f7\ f=A S\
EP
Hundreds
I Tens
CA fA fA f=^
Ones
000 00
000 00
00
Ones
00
Stepl Add the ones.
1
4 8 5
+ 1 0 7
5 ones + 7 ones = 12 ones
Regroup the ones
into 1 ten 2 ones.
Step 2 Add the tens.
4 8 5
+ 1 0 7
So, 485 + 107 =
9 2
1 ten + 8 tens + 0 tens
= 9 tens
Steps Add the hundreds.
1
4 8 5
+ 1 0 7 5 9 2
4 hundreds + 1 hundred
= 5 hundreds
Reteach 2A
Name: •
3. 713 + 129 = ?
Add and regroup the ones.
3 ones + 9 ones = ones
= ten _
Date:
Add the tens.
1 ten + 1 ten + 2 tens = —
Add the hundreds.
7 hundreds + 1 hundred =
713 + 129 =
4. 831 + 129 =
ones
5.
tens
hundreds
139 + 556 =
6. 468 + 325 = 7. 153 + 127 =
14© Chapter 2 Lesson 2
Name: Date:
Solve.
8.
Gina has 305 orchids. She needs another 186 orchids to mal<e leis.
How many orchids does Gina need for the leis?
* I 8 Ul o If
Gina needs orchids for the leis.
Thom uses 286 bricks to build a house. He uses another 104 bricks to build a garden wall.
How many bricks does Thom use?
Thom uses bricks.
Reteach 2A 41
Solve.
9. A school has 459 students.
The next year, 105 students join the school.
How many students does the school have now?
The school has students now.
42 Chapter 2 Lesson 2
Name: Date:
Worksheet 3 Addition with Regrouping in Tens
Regroup.
Then add.
— Emmph 480 + 236 = ?
Hundreds
(((((((
Tens
Hundreds Tens
50,480 + 236 =
Ones
000 000
Ones
000 000
Step 1 Add the ones.
4 8 0
+ 2 3 6
6 0 ones + 6 ones = 6 ones
Step 2 Add the tens.
4 8 0
+ 2 3 6
1 6 8 tens+ 3 tens = 11 tens
Regroup the tens
into 1 hundred 1 ten.
Step 3 Add the hundreds.
4 8 0
+ 2 3 6
7 1 6
1 hundred + 4 hundreds
+ 2 hundreds = 7 hundreds
Reteach 2A 43
Name: Date:
Then add.
i 395 + 150 = ?
Hundreds Tens
CA f7\ f7\
C7\ CA fA (=A
Hundreds Tens
CA CA fA, fA
CA CA fA fA
So, 395 + 150 =
W Chapter 2 Lesson 3
Ones
mm
Ones
mm
stepl Add the ones.
3 9 5
+ 1 5 0
5
5 ones + 0 ones = 5 ones
Step 2 Add the tens.
3 9 5
+ 1 5 0
4 5
9 tens + 5 tens = 14 tens
Regroup the tens ^ into 1 hundred 4 tens.
Step 3 Add the hundreds.
3 9 5
+ 1 5 0
5 4 5
1 hundred + 3 hundreds
+ 1 hundred = 5 hundreds
741 + 168 = ?
Add the ones.
1 one + 8 ones = _ones
Add and regroup the tens.
4 tens + 6 tens = — tens
= , hundred
Add the hundreds.
1 hundred + 7 hundreds + 1 hundred =
7141 + 168 =
7 9 3
+ 1 2 1
_tens
4 . 1 6 1 + 1 5 6
hundreds
2 6 2
+ 6 6 4
6. 3 8 3 + 2 7 4
3 5 8
+ 1 8 1
8. 4 8 0 + 2 9 6
Reteach 2A
Name: Date:
Solve.
Joan collected 170 empty bottles to recycle.
Her grandmother gives her 40 more empty bottles.
How many empty bottles does Joan have now?
Joan has empty bottles now.
9. There were 460 women at a baseball game.
There were 50 more men than women at the game.
How many men were at the baseball game?
men were at the baseball game.
M-6 Chapter 2 Lesson 3
Name: Date:
Worksheet 4 Addition with Regrouping in Ones and Tens
Regroup.
Then add.
369 + 147 = ?
So, 369 + 147 =
stepl Add the ones.
3 6 9
+ 1 4 7
6
9 ones + 7 ones = 16 ones
Regroup the ones
into 1 ten 6 ones.
Step 2 Add the tens.
] 1 3 6 9
+ 1 4 7
1 6 1 ten+ 6 tens+ 4 tens = 11 tens
Regroup the tens
into 1 hundred 1 ten.
Step 3 Add the hundreds.
1 1
3 6 9
+ 1 4 7 5 1 6
] hundred + 3 hundreds
+ 1 hundred = 5 hundreds
Reteach 2A 47
Regroup.
Then add.
1. 587 + 223 = ?
Step 1 Add the ones.
+
1
5 8 7
2 2 3 0
7 ones + 3 ones = 10 ones
Regroup the ones
into 1 ten.
Step 2 Add the tens.
1 1 5 8 7
+ 2 2 3
1 0
1 ten + 8 tens + 2 tens = 11 tens
Regroup the tens
into 1 hundred and 1 ten.
Step 3 Add the hundreds.
1 1
+
5 8 7
2 2 3
So, 587 + 223 =
8 1 0
1 hundred + 5 hundreds
+ 2 hundreds = 8 hundreds
18 Chapter 2 Lesson H
Name: Date:
2.
3.
157 + 658 = ?
Add and regroup the ones.
7 ones + 8 ones = ones
= ten _
Add and regroup the tens.
1 ten + 5 tens + 5 tens = _
ones
tens
hundred tens
Add the hundreds.
1 hundred + 1 hundred + 6 hundreds =
157 + 658 =
hundreds
2 2 2
+ 2 9 8
i+. 1 6 9
+ 3 6 9
5. 3 5 8 + 1 4 2
7. 7 9 3 + 2 8
1 8 4
+ 4 9 9
8. 5 2 9 + 3 8 4
Reteach 2A 49
Name: Date:
^ illC38¥9pi® =—=——
Harry has 185 bookmarks. His penpal sends him another 25 bookmarks.
How many bookmarks does Harry have now?
I
I f l 5 ^ > 2 5 - 2 1 0 ?
Harry has 2 1 0 bookmarks now.
9. A fish pond has 217 fish.
Mr. Reynolds adds another 95 fish.
How many fish are there in the pond now?
fish are in the pond now.
50 Chapter 2 Lesson 4
N Q m e . Date:
Subtraction up to 1000
Worksheet 1 Subtraction Without Regrouping
Subtract.
1. 3 4 - 1 3 = ?
34
Tens
13
Ones
0&0 0
Tens Ones
^ ^ ^ ^ UUU 0
J
stepl Subtract the ones.
o n e s - ones = one
Step 2 Subtract the tens.
t e n s - ten = tens
So, 34 - 13 = Reteach 2A 51
Name: Date:
Subtract.
365 - 2 = ?
Hundreds
Hundreds
Tens
t i v r n v i n n
ci -I I -I '\ 1 :i 1 'I '11
Tens
c i v n r n m l
i v i v n v i r i n
t r i V i v v i v r n
c i v i 1 1 i n r n
So, 365 - 2 =
Ones
&&&
Ones
00
Use addition to checl< your answer.
C +
3 6 5
Stepl
Subtract tlie ones.
3 6 5 - 2
3
5 ones - 2 ones
= 3 ones
Step 2 Subtract the tens.
3 6 5
- 2
6 tens - 0 tens
= ^ tens
Steps
Subtract the hundreds.
3 6 5 - 2
3 6 3
3 hundreds - 0 hundreds
_ hundreds 3
52 Chapter 3 Lesson
Name: Date:
Subtract.
2. 8 4 9 - 6 = ?
Hundreds
Hundreds
So, 849 - 6 =
Tens
crv ivr ivnn
ri 11 'I 'I n n n
V I m i n i
Tens
tiH Vi 1VI11 lY C i V i ^ i n n n n
Ones
&&& &&& &&&
Ones
Use addition to checl< your answer.
C + 6
8 4 9
Stepl Subtract the ones.
8 4 9
- 6
3
9 ones - 6 ones
= . ones
Step 2 Subtract the tens.
8 4 9
- 6
4 ~ ^
4 tens - 0 tens
= tens
Step 3 Subtract the hundreds.
8 4 9
- 6
8 4 3
8 hundreds - 0 hundreds
= hundreds
Reteach 2A 53
Subtract. Add to check your answer.
3. 4 8 6 - 5 = ?
Subtract the ones.
6 ones - 5 ones =. one
Subtract the tens.
8 tens - 0 tens = tens
Subtract the hundreds.
4 hundreds - 0 hundreds = hundreds
4 8 6 - 5 =
1 . 8 3 7 - 2 = 5. 5 5 7 - 4 = —
6. 8 5 4 - 4 = 7. 2 9 8 - 7 =
5*4 Chapter 3 Lesson 1
Name: Date:
Solve. Show how to check your answer.
The gardener had 459 seedlings.
She gave 5 seedlings to Tanya. How many seedlings does the gardener have now?
The gardener has ¥ 5 ^ j seedlings now.
8. Jody has 146 eggs. 4 of the eggs hatch into chicks.
How many eggs does Jody have now?
Jody has eggs now.
Reteach
Name: Date:
Subtract.
i jcampie —
4 8 5 - 7 4 = ?
Hundreds
Hundreds
S a 4 8 5 - 7 4 =
Tens
cn V I 1 r n n i i l v i v r i i n n
C i V i V i V i v n ^
I'l -I -I 'I v i n r n
t i v i ' I I V I n n
civn I v n n i CiVt:i vvnvn
Tens
tivnvi^inn
Ones
00
Ones
U0
Use addition to cliecl< your answer.
+ 7 4
4 8 5
Stepl Subtract the ones.
4 8 5
7 4
1
5 ones - 4 ones
one
Step 2 Subtract the tens.
4 8 5
7 4
1 1
8 tens - 7 tens
ten
Steps Subtract the hundreds.
4 8 5
7 4
4 1 1
4 hundreds - 0 hundreds
hundreds
56 Chapter 3 Lesson 1
Name: Date:
Subtract.
9.
r
5 8 6 - 1 0 = ?
Hundreds
Hundreds
S a 586 - 10 =
Tens
Tens
CiViiVi v r n i
Ones
0mm mmm
Ones
0 0 0 0 0 0
Use addition to checl< your answer.
+ 1 0
5 8 6
Stepl Subtract the ones.
5 8 6
1 0
6 ones - 0 ones
ones
Step 2 Subtract the tens.
5 8 6
1 0
7 6
8 tens - 1 ten
= . tens
Step 3 Subtract the hundreds.
5 8 6
1 0
5 7 6
5 hundreds - 0 hundreds
= . hundreds
Reteach 2A 57
Subtract. Add to check your answer.
10. 3 5 9
4 5
11. 2 8
2 5
12. 9 7 5
7 1
13. 2 5 5
1 2
Solve. Show how to check your answer.
^— ^mmplm ———-—— The baker bought 125 eggs. He broke 12 eggs on the way back to the shop.
How many eggs does the baker have now?
The baker has M— eggs now.
n. Xavier makes 243 bookmarks for a charity sale.
He sells 33 bookmarks at the sale.
How many bookmarks does Xavier have left?
Xavier has bookmarks left.
58 Chapter 3 Lesson 1
Name: Date:
Subtract.
5 9 7 - 4 5 3 = ?
Hundreds
Hundreds
/ /
v '
s.
Tens
crriVivnm CiViVivnni
CiViViVmD
Tens
So, 5 9 7 - 4 5 3 =
Ones
000 0 0
Ones
000
Use addition to checl< your answer.
G 4 5 3
5 9 7
Stepl Subtract tlie ones.
5 9 7
- 4 5 3
7 ones - 3 ones
IJ = ^ ones
Step 2 Subtract the tens.
5 9 7
- 4 5 3
4 4
9 tens - 5 tens
= tens
Step 3 Subtract the hundreds.
5 9 7
- 4 5 3
1 4 4
5 hundreds-4 hundreds!
hundred
Reteach 2A 59
Name: Date:
Subtract.
15. 687 - 153 = ?
Hundreds
Hundreds
Tens
Tens
So, 687-153 =
Ones
000 0 0 0 0
Ones
0 0
Use addition to checl< your answer.
C + 1 5 3
6 8 7
S t e p l Subtract tine ones.
6 8 7
- 1 5 3
7 ones - 3 ones
ones
Step 2 Subtract tlie tens.
6 8 7
- 1 5 3
3 4
8 tens - 5 tens
= tens
Steps Subtract the hundreds.
6 8 7
- 1 5 3
5 3 4
6 hundreds - 1 hundred
= hundreds
60 Chapter 3 Lesson 1
Subtract. Use addition to check your answer.
16. 8 3 5 17. ^ 6 7
3 1 4 1 5 6
18. 9 9 9 19. 5 7 4
4 7 1 1 6 1
Solve. Show how to check your answer.
Mrs. Grey buys a suitcase for $258. Mrs. Hudson buys the sanne suitcase for $216.
How much more did Mrs. Grey pay?
^253 - $216 - 1 2 12 5 a
" 12 I 6 $14 2
Mrs. Grey paid ^ more. 11
Date: Name:
20. A cook needs 175 cloves of garlic.
She has 155 cloves of garlic.
How many more cloves of garlic does she need?
She needs. more cloves of garlic.
62 Chapter 3 Lesson 1
Name: Date:
Worksheet 2
Subtract.
1. 33 - 8 = ?
Subtraction with Regrouping in Tens and Ones
Tens Ones
• i I. \ ^ — \ V
r r i 1 1 1 1 1 1 r n
h V i V i V i n n
r \ • 1. t I.—r-" V V.—v. "v—^~S.
r r r t - i - i i n m .
V —
Tens
So, 33 - 8 =
Ones
M K 0 0 0 0 0
Stepl Subtract the ones. Regroup the tens and ones
3 tens 3 ones =
Tens Ones 2 1
X 3 8
13 o n e s - 8 ones =
Step 2
Subtract the tens.
Tens Ones 2 1
X 3 8
2 5
2 tens - 0 tens =
tens
ones
ones
tens
Reteach 2A 63
Regroup the tens and ones.
Then subtract.
5 4 2 - 3 2 9 = ?
Hundreds Tens
ciri vrnrrn"^
Hundreds
25
Tens
^ ^ ^ ^
So, 5 4 2 - 3 2 9 =
Ones
00
Ones
000
Use addition to cliecl< your answer.
+ 3 2 9
5 4 2
64 Chapter 3 Lesson 2
Stepl Regroup tiie tens and ones.
4 tens 2 ones = 3 tens 12 ones
Subtract the ones. ^ 3 1
5 X 2 - 3 2 9
12 ones - 9 ones = 3 ones
Step 2 Subtract the tens.
5 X 2 - 3 2 9
1 3
3 tens - 2 tens = 1 ten
Steps Subtract the hundreds.
5 X 2 - 3 2 9
2 1 3
5 hundreds - 3 hundreds
= 2 hundreds
Regroup the tens and ones.
Then subtract.
2. 425-116 = ?
Hundreds Tens Ones
&&& &0
Hundreds
0
Tens Ones
000 000 000
50,425-116 =
Use addition to cfiecl< your answer.
+ 1 1 6
4 2 5
Stepl Regroup the tens and ones.
2 tens 5 ones = 1 ten
15 ones
5ubtract the ones.
4 X 5 - 1 1 6
15 ones - 6 ones = ones
Step 2 5ubtract the tens.
4 X 5 - 1 1 6
0 9
1 ten - 1 ten = tens
Steps 5ubtract the hundreds.
4
1 X 5 1 6
3 0 9
4 hundreds - 1 hundred
= hundreds
Reteach 2A
Name: Date:
Subtract.
Add to check your answer.
3. 7 9 2 - 4 2 6 = ?
Regroup the tens and ones.
9 tens 2 ones = tens ones
Subtract the ones.
12 ones - 6 ones = ones
Subtract the tens.
8 tens - 2 tens = tens
Subtract the hundreds.
7 hundreds - 4 hundreds = hundreds
7 9 2 - 4 2 6 = _
^ . 5 4 3 - 2 2 4 = 5. 9 9 2 - 7 8 4 =_
66 Chapter 3 Lesson 2
Name: Date:
Solve. Show how to check your answer.
Mrs. Kim bakes 564 muffins to sell.
She sells 238 muffins. How many muffins does Mrs. Kim have left?
sx y
0 o
Mrs. Kim has 326 muffins left.
6. Stella buys 460 straws. She uses 115 straws for a craft project.
How many straws does Stella have left?
Stella has straws left.
Reteach 2A 67
Name:
Solve. Show how to check your answer.
7. Pauline has 355 coins.
She gives 109 coins to her cousin.
How many coins does Pauline have left?
Pauline has coins left.
68 Chapter 3 Lesson 2
Name: Date:
Worksheet 3 SubtracKon with Regrouping In Hundreds and Tens
Regroup the hundreds and tens. Then subtract.
618-291 =?
Hundreds Tens
Hundreds Tens
S a 618-291 =
Check.
+
32
2 9 1
6 1 8
Ones
00&
9&
Ones
&&&
Stepl Subtract the ones.
6 1 8
- 2 9 1
7
8 ones - 1 one = 7 ones
Step 2
Subtract the tens.
Regroup the hundreds and tens.
6 hundreds 1 ten = 5 hundreds
11 tens
X 1 8 - 2 9 1
2 7
11 tens - 9 tens = 2 tens
Step 3
Subtract the hundreds.
4
- 2
1 8
9 1
3 2 7
5 hundreds - 2 hundreds
= 3 hundreds
Reteach 2A 69
Name: Date:
Regroup the hundreds and tens.
Then subtract.
1. 823 -142 = ?
Hundreds Tens
Hundreds Tens
t)iivvnv ii
So, 823 - 142 =
Check. ( )
+ 1 4 2
8 2 3
Ones
Ones
Stepl
Subtract the ones. 8 2 3
- 1 4 2
1
3 ones - 2 ones = _ one
Step 2
Regroup the hundreds and tens.
8 hundreds 2 tens = hundreds
tens
Subtract the tens.
- 1
2
4
3
2
8 1
12 tens - 4 tens = tens
S t e p s
Subtract the hundreds.
- 1
7 1
^,2 3 4 2
6 8 1
7 hundreds - 1 hundred
= hundreds
70 Chapter 3 Lesson 3
Name: Date:
Subtract.
Add to check your answer.
2. 419-132 = ?
Subtract the ones.
9 ones - 2 ones = ones
Regroup the hundreds and tens.
4 hundreds 1 ten = hundreds tens
Subtract the tens.
11 tens - 3 tens = tens
Subtract the hundreds.
3 hundreds - 1 hundred = hundreds
419-132 =
3. 5 7 3 4-. 7 3 6
- 3 8 1 - 2 8 5
6 1 3 6. 1 8 7
4 8 1 _ 9 4
4 2 7 8. 9 0 9
3 8 5 - 3 5 3
Reteach 2A 71
Name: Date:
Solve. Show how to check your answer.
There were 435 people at a concert.
During a break, 295 people left.
How many people were still left at the concert?
ti ^ I? „ oa ~f fe^ & :
5 w 3 ^
^^ 0
w people were still left at the concert.
9. Mr. Johnson drives 450 miles to a ski resort.
Mr. Rivers drives 190 miles less than Mr. Johnson.
How many miles does Mr. Rivers drive?
Mr. Rivers drives
72 Chapter 3 Lesson 3
miles.
Name: Date:
Worksheet 4 SubtrocHon with Regrouping in Hundreds, Tens, ond Ones
Regroup the hundreds, tens, and ones. Then subtract.
5 3 2 - 2 9 8 = ?
Hundreds Tens
(CiViViVVinj)
Ones
0&
Hundreds Tens Ones
MM® &00
S a 532 - 298
Check. (9 f Ll)
2 9 8 + 5 3 2
Stepl Regroup the tens and ones. 3 tens 2 ones = 2 tens 12 ones
5 X 2 - 2 9 8
Subtract the ones. 12 o n e s - 8 ones = 4 ones
Step 2 Regroup the hundreds and tens. 5 hundreds 2 tens = 4 hundreds
12 tens
- 2
3 4
Subtract the tens. 12 t e n s - 9 tens = 3 tens
Steps Subtract the hundreds.
- 2
2 3 4
4 hundreds - 2 hundreds = 2 hundreds
Reteach 2A 73
Name: Date:
Regroup.
Then subtract.
1. 751-59H =?
Hundreds Tens
ti-)-vrivvivn
Ones
Hundreds Tens
tn4YJ)Y ^ Yl
Ones
M00 0 0 0 00
S a 751-594 =
Check. (
+ 5 9 4
Stepl Regroup the tens and ones. 5 tens 1 one = tens ones
7 X 1 - 5 9 4
7
Subtract the ones. 11 o n e s - 4 ones = ones
Step 2 Regroup the hundreds and tens. 7 hundreds 4 tens = hundreds
tens
X X 1 - 5 9 4
5 7
Subtract the tens. 14 tens - 9 tens = tens
Steps Subtract the hundreds.
1
4 - 5 9
1 5 7
7 5 1
6 hundreds - 5 hundreds = hundred
7N- Chapter 3 Lesson H
Name: Date:
Subtract.
Add to check your answer.
2. 785 - 297 = ?
Regroup the tens and ones.
8 tens 5 ones = tens ones
Subtract the ones.
15 ones - 7 ones =
Regroup the hundreds and tens.
7 hundreds 7 tens = hundreds tens
Subtract the tens.
17 tens - 9 tens = tens
Subtract the hundreds.
6 hundreds - 2 hundreds = hundreds
785 - 297 =
8 2 2 4. 4 3 8
- 3 7 7 - 3 6
3 2 1 6. 9 3 3
- 2 6 - 4 9
6 5 8. 5 1 6
— 9 7 - 1 5 7
Reteach 2A 75
Name: Date:
Solve. Show how to check your answer.
Eicampie — _ _
Penny skips 250 times.
Bianco skips 95 times less than Penny.
How many times does Bianco skip?
Bianco skips ^TT times.
9. Susan picked 120 apples.
35 of the apples ore rotten.
How many apples are not rotten?
apples are not rotten.
76 Chapter 3 Lesson ^
Name: Date:
Worksheet 5 Sybtroction Across Zeros Regroup. Then subtract.
200-158 = ?
Hundreds Tens
Hundreds
sa
Tens
c i v r i v n n B
So, 200-158 = ^
Stepl Regroup the hundreds and tens. 2 hundreds = 1 hundred 10 tens Regroup the tens and ones. 10 tens = 9 tens 10 ones
0
Ones
Ones
M M ®
- 1 5 8
Subtract the ones. 10 ones - 8 ones = 2 ones
Step 2 Subtract the tens.
0
- 1 5 8
•4 2
9 tens - 5 tens = 4 tens
Step 3 Subtract the hundreds.
1. U 0
- 1 5 8
4 2
1 hundred - 1 hundred = 0 hundreds
Reteach 2A 77
Name: Date:
Regroup. Then subtract.
1. 100 -45 = ?
^Hundreds Tens Ones
ffTTTTT
L U III' 1 LUJJy J
^ Hundreds Tens Ones
tiViVi-ivnvi
t iV iV iV ivn^
t i V i V i V i i m
(jiViYVViVlviV
^ Hundreds Tens Ones
ti vviVi VI r n tiViViVrnli t iViViViVi-n t iViVVi-vnn
UU0
J
So, 100 -45 =
Stepl Regroup the hundreds and tens. 1 hundred = tens Regroup the tens and ones. 10 tens = tens ones
9
\ X 0 4 5
5
Subtract the ones. 10 ones - 5 ones = ones
Step 2 Subtract the tens.
9
\ X 0 4 5
5 5
9 tens - 4 tens = tens
Steps Subtract the hundreds.
W 0
4 5
5 5
0 hundreds - 0 hundreds = hundreds
78 Chapter 3 Lesson 5
Name: _ Date:
Solve. Add t© check your answer.
2.
3.
900-461 = ?
Regroup the hundreds and tens.
9 hundreds = hundreds
Regroup the tens and ones.
10 tens = tens
tens
Subtract the ones.
10 ones -1 one = .
Subtract the tens.
9 tens - 6 tens = _
ones
tens
Subtract the hundreds.
8 hundreds - 4 hundreds =
9 0 0 - 4 6 1 =
8 0 0
2 6 4
ones
_ hundreds
^ . 2 0 0
- 1 2 8
5 0 0
- 3 8 1
7 0 0
- 5 4 2
6 0 0
- 2 5 8
8. 3 0 0
6 9
Reteach 2A 79
Solve. Show how to check your answer.
' Bradley has $300. He buys a pair of running shoes for $125.
How much does Bradley hove left? ^
$300-§125^ $175
!_ i l l ~ 175"
Bradley has Mi^— left.
9. Rowan has 200 stamps.
147 stamps ore U.S. stamps.
How many stamps are not U.S. stamps?
stamps ore not U.S. stamps.
80 Chapter 3 Lesson 5
Name: Date:
Using Bar Models: Addition and Subtraction
Worksheet 1 Using Part-Part-Whoie in Addition and Subtraction
Solve. Check your answer.
1. Lydia has 3 C Kai has H more • than Lydia.
How many • does Kai hove?
3 I—
Lydia
Kai
Kai has
2. Prudence has 5 pens.
Tonya has 9 pens.
How many more pens does Tonya have?
5
Prudence
Use n to show the
number of pens.
o o
Tonya
Tonya has more pens.
Reteach 2A 81