Page 52 - SM Class 5 Inner.cdr

´
19 8 19 8
= ´ = = 1
´
8 19 8 19
3. When we divide 0 by a fraction, the quotient is always 0.

Let us con sider some ex am ples.

´
3 23 0 23 0
i. 0 ¸ = 0 ´ = = = 0
23 3 3 3
´
+
´
1 2 7 1 15 7 0 7 0
ii. 0 2 = 0 ¸ = 0 ¸ = 0 ´ = = = 0
¸
7 7 7 15 15 15
4. The division of a fraction by 0 is not possible.
Let us con sider some examples :

3 4
i. ¸ 0 is not possible. ii. 9 ÷ 0 is not possible.
7 8

E xercise 4.4

1. Divide the following :
7 6 3 3 1
a. ¸ 3 b. ¸ 12 c. ¸ 12 d. ¸
9 11 10 4 5

9 6 3 5 2 1
e. ¸ 7 f. 4 ¸ g. ¸ h. ¸
6 7 10 3 5 4

2 5 6 4 5 2
i. ¸ j. ¸ k. ¸ 15 l. 10 ¸
5 2 13 13 9 5
6 11 2 3 5 3 4 3
m. ¸ n. ¸ o. ¸ p. ¸
4 2 3 8 8 10 15 12

2. Simplify the following :

1 2 1 3 1 2 3
a. 8 ¸ 16 b. 6 ¸ 10 c. 1 ¸ 3 d. 15 ¸ 1
2 3 4 7 2 3 4

2 5 1 1 1 1 3 3
e. 1 ¸ 1 f. 62 ¸ 4 g. 17 ¸ 3 h. 17 ¸ 2
5 10 2 6 2 2 5 4

3. Find the reciprocal of the following :
3 2 3 9
a. b. c. 1 d.
7 9 5 19

13 18 10 27
e. f. g. h.
17 25 17 53

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