Page 115 - Mathematics_Std_4

Example 1

1
Write other four fractions that are equal to .
2
Solution
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1 = 1 × 2 = 2
2 2 2 4

1 = 1 × 3 = 3
2 2 3 6

1 = 1 × 4 = 4
2 2 4 8

1 = 1 × 5 = 5
2 2 5 10
1
Therefore, the other four fractions equivalent to 2 are
23 4 and 5 .
, ,
468 10

Example 2

3
Write other four fractions that are equal to .
4
Solution
3 = 3 × 2 = 6
4 4 2 8
3 = 3 × 3 = 9

4 4 3 12
3 = 3 × 4 = 12
4 4 4 16

3 = 3 × 5 = 15
4 4 5 20
3
Therefore, the other four fractions equivalent to 4 are
6 9 12 , and 15 .
,
,
8 12 16 20

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06/11/2024 17:17:27
MATHEMATICS STD 4 PB 2024.indd 108
MATHEMATICS STD 4 PB 2024.indd 108 06/11/2024 17:17:27