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Addition Subtraction Word Problems Missing Addend Properties
100
200
300
400
500
100 100 100 100 100
200 200 200 200 200
300
400
500
300 300 300 300
400 400 400 400
500 500 500 500
Fact Families
35
+ 24
63
+ 08
59+ 47
28
+ 64
67
+ 25
86
-50
75
- 38
92
- 66
62
- 27
80
- 49
Create a fact family for 3, 5, and 8.
What are the other two number sentences to go
with this fact family:2 + 5 = 75 + 2 = 7
Define what a fact family is.
Explain why 6, 6, and 12 only have two number sentences for the fact
family.
Explain why 8, 9, and 18 do not create a fact family.
Jonathan read 36 library books during the school year. His sister read 48
books. How many books did they read in all?
The pet store sold 8 hamsters, 2 guinea pigs, and 5 birds. How many animals did it sell in all?
Dawn collected 36 shells on Friday. By Sunday she
had collected 58 shells. How many did she collect
between Friday and Sunday?
Morgan had 68 rocks in his rock collection. He
traded in 19 rocks. How many does he have left?
Abby and Jack collected 72 shells in all while on vacation at the beach. Abby collected
37 shells. How many shells did Jack collect?
5 + ____ = 13
____ + 7 = 16
____ + 9 = 21
Which fact would not help you find the missing addend for:
___ + 9 = 15
A.) 15 – 9 = 6 B.) 9 – 6 = 3
C.) 9 + 6 = 15 D.) 15 – 6 = 9
Amanda wants to plant 15 tulip bulbs. She planted 8 bulbs. How many bulbs
does she have left to plant?
Solve the problem.
(3 + 7) + 4 = ____
Solve the problem.
8 + 5 = ____ and 5 + 8 = ____
Name the property.
1 + 0 = 1
Name the property.
(6 + 8) + 4 = 18
Name the property.
8 + 7 = 15 and 7 + 8 = 15
Click here for Final Jeopardy
question.
Make your wager
Mrs. Brown had 24 apples. She used 9 for a pie. How many does she
have left?
When this song runs out, you have to give
an answer…