Question

5. Convert each of the following into like decimals:
(i) 7.5, 64.23, 0.074
(ii) 0.6
1:​

Answer 1

Answer:

75/10,6423/100,74/1000

6/10

Answer 2

The fraction would be 610. Reduce to lowest terms: 610 = 3×32×5 = 35 = 35

Therefore, 0.6 in fraction is 35.

Write 7.5 as

7.5

1

Multiply both numerator and denominator by 10 for every number after the decimal point

7.5 × 10

1 × 10

=

75

10

Reducing the fraction gives

15

2

Multiply both numerator and denominator by 10 for every number after the decimal point

64.23 × 100

1 × 100

=

6423

100

Reducing the fraction gives

6423

100

0.074 = 0.074

1

0.074

1

= (0.074 × 1000)

(1 × 1000)

= 74

1000

74÷2)

(1000÷2)

= 37

500