101022 33 44 55 66 77 88999955
55
Chapter 2
24 seeds
42 seeds
47 seeds 38
seeds
52 seedsRadhika
Gauri
Sunil
Indra
Vicky
Radhika, Gauri, Vicky, Indra and Sunil were collecting Imli (tamarind) seeds.
✤ _________ collected the most seeds.✤ Sunil will collect ________ more seeds to be equal to Vicky.✤ If Radhika gets 6 more seeds, she will have ___________.✤ How many children have more than 40 seeds? _________________________✤ ________needs 3 more seeds to have 50.✤ Sunil has 2 seeds less than 40 and _______has 2 seeds more than 40.
Can you tell the total number of seeds collected by Gauri and Indra ? That is 47 + 52 =99. 99 is the highest two digit number.
When we add 1 to 99 we get 100. 100 is the smallest three digit number. After 100 comes 101, 102, 103,104 ………and so on.
102 104 105
107 109 111
One hundred fifty
Four hundred sixty
Eight hundred eighty three
Six hundred ninety
One hundred ninety nine
Eight hundred twenty
✤
✤
✤
✤
✤
✤
Find these numbers in the above chart.
One hundred fortyTwo hundred twoTwo hundred sixty-oneEight hundred300 + 70 + 4600 + 50 + 65 + 50 + 100
Fifty-fourSixtyOne hundred ninety-fiveFive hundred fifty-five600 + 40 + 2100 + 70 + 9800 + 10
Four hundred forty-fiveSixteenOne hundred fifty-nineSix hundred eighty-five600 + 90 + 970 + 41 + 90 + 80
The children of class III, Gayatri and Shyam are jumping during their PT period.
100 102 104 106 108 110 112
262260258256254252250
Gayatri
Shyam
Gayatri
Shyam
Gayatri is jumping 2 steps forward
Shyam is jumping 2 steps backward
Ann
Abhi
Ann and Abhi can jump 10 steps.
Ann is jumping 10 steps forward
Abhi is jumping 10 steps backward
100 110 120 130 140 150 160
140 150 160 170 180 190 200
Ann
Abhi
Continue the pattern:
550, 560, 570 ____,___,____ ,_____,____ .
910, 920, 930, 940 ___,___,___,___,____ .
209, 207, 205 ___,___,___,___,____ .
401, 402, 403 ___,___,___,___,___ .
Hari, the shopkeeper collects money only in notes , notes and
coins. Now find out how people will pay him for what they have taken.
420
143
55
a) I come between 40 and 50 and there is a 5 in my name.
b) I have 9 in my name and am very close to 90. C ) If you hit a 4 after me, you score a century.
d) I am equal to 10 notes of 10. e) I am century + half century
f) I am exactly in between 77 and 97.
(a)
(b)
(c)
(d)
(e)
(f)
Sidhu is counting stars with the help of cards. When he counted one star he kept one card in his pocket. When he had 10 cards he changed it
with this card . When he had 10 cards like this , he changed with
a card.
1 1
10 10
100
13
24
221
306
1 11 1 1 1
1
1 111
111
1010
1010
10
100100
100100
100
Now I will show you a few collection of cards. And you have to tell me the number of stars counted in each case.
1
100100
100100100
100100
100100
1010101010
1010
101010
1 1
111
1 1
1
1 1
33
304
422
252
FA ACTIVITIES
1.Quiz on formation of greatest and smallest numbers using 3 given digits.
2.Quiz – even or odd numbers.
3.Group even or odd numbers between two given numbers.
4.Quiz on place value of a digit in a number. Eg; Place value of 3 in 739.
5.Time bound quiz - show number using place value cards.
WORK SHEET No.1 Competency: Formation of Numbers 1.Fill in the missing numerals
Competency: Understanding Basic Concepts 1. Write the number names for the following a) 199 ________________________________________________ b) 213 ________________________________________________ c) 341 ________________________________________________ d) 605 ________________________________________________ Competency: Ability to compute 1. Counting by 2’s write the numbers starting from:
2. Counting by 5’s write the numbers starting from:
200 205478 483765 770
322414120
634852421
Competency: Problem Solving Ability. 1. Who am I ? a)My Ones digit is four. My Tens digit is 3 more than my Ones digit. I am the number ___________________. b) My Ones digit is five. My Tens digit is 2 more than my Ones digit. My Hundreds digit is 1 less than my Ones digit. I am the number ___________________ .
WORK SHEET No.2
2.How many triangles can you find in this figure?
Prepared byMrs. Sujatha SubhashMrs. Sheena.T.K.Kendriya vidyalaya, Kalpetta