Page 46 - MTH 1
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+ 4 % 1 ¼ 3 ÷ ¾
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Chapter6 6 Addition and Subtraction
½
(Upto 20)
Adding 1-Digit numbers
On adding 7 and 8, make the group of tens.
7
+ 8
Here 1 group of 10 and 5 are left.
T O
1 5
Therefore 7 + 8 = 15
Now, make a group of 10 and add as shown.
T O
3 + 9 = 12
1 2
T O
6 + 8 =
T O
9 + 5 =
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Mathematics In Focus - 1
