Question

express -5/-7 as a rational number with
I) positive denominator
ii) numerator -30
iii) denominator 56
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Answer 1

Answer:

1)

$\frac{ | - 5| }{ | - 7| } = \frac{5}{7}$

2) numerator -30

$\frac{ - 5}{ - 7} \times \frac{5}{5} = \frac{ - 25}{ - 30}$

3) Denominator= 56

$\frac{ | - 5| }{ | - 7| } \times \frac{8}{8} = \frac{40}{50}$