Subtraction of Tens

We will learn subtraction of tens.

When we subtract 10 from a number, we take away only group of tens and there is no change in the digit in ones place.

Let us subtract 10 from 20.

$Subtraction of Tens$

Let us subtract 20 from 27.

$Subtraction of Tens$

1. Complete the following subtraction:

$Subtract Tens$

2. Find the difference of the following. One has been

(i)

T O

7 0

- 1 0

6 0

(ii)

T O

5 5

- 3 0

(iii)

T O

8 3

- 4 0

(iv)

T O

6 7

- 4 0

(v)

T O

8 9

- 6 0

(vi)

T O

6 3

- 1 0

(vii)

T O

5 0

- 2 0

(viii)

T O

7 0

- 6 0

(ix)

T O

6 5

- 4 0

(x)

T O

9 9

- 7 0

3. Find the difference of the following. One has been done for you.

30 – 10 = 20

60 – 20 = _____

70 – 30 = _____

61 – 10 = _____

88 – 20 = _____

50 – 30 = _____

60 – 50 = _____

30 – 10 = _____

93 – 60 = _____

56 – 30 = _____

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