Page 30 - Revised Maths Wisdom Class - 2

28 MATHS

Tens Ones Tens Ones Tens Ones Tens Ones

1 1 2 3 5 1 4 2
+ 2 9 + 2 8 + 1 9 + 6 8

Tens Ones Tens Ones Tens Ones Tens Ones

7 3 1 2 2 2 5 2
+ 1 8 + 5 9 + 2 8 + 2 8

Sum of three Numbers

Let us add 35, 22 and 27.

Step 1: Arrange the addends in columns under tens and ones.

Step 2: Add the ones first.

Step 3: 5 ones + 2 ones + 7 ones = 14 ones = 1 ten + 4 ones Tens Ones
1
Write 4 in ones column and take 1 ten to the tens 3 5

column as carry. 2 2

Step 4: Add the tens. + 2 7

3 tens + 2 tens + 2 tens + 1 ten (carried over) = 8 tens. 8 4

Write 8 in the tens column.

Add the following.

Tens Ones Tens Ones Tens Ones Tens Ones

2 6 2 3 1 4 3 2
1 2 1 9 2 6 3 4

+ 3 2 + 1 9 + 5 0 + 1 6