Page 40 - Revised Maths Wisdom Class - 2

38 MATHS

Subtract the following.

Tens Ones Tens Ones Tens Ones Tens Ones Tens Ones

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

Tens Ones Tens Ones Tens Ones Tens Ones Tens Ones

5 2 4 7 9 2 7 7 7 3

– 3 4 – 3 9 – 3 3 – 3 9 – 4 5

Checking Subtraction using Addition
Check
There is a trick to check whether the Tens Ones Tens Ones
subtraction done is correct or not. 3 5 1 3

We know, – 1 3 + 2 2

Minuend – Subtrahend = Difference. 2 2 3 5

The trick is:

Subtrahend + Difference should be = Minuend

Find the difference and check your answer.

Tens Ones Tens Ones Tens Ones Tens Ones
9 8 7 6

– 2 5 Check – 5 9 Check