Question

(b) What number needs to be added to
-4/9
to get
-5/7

​

Answer 1

In order to find the number we have to subtract the given two numbers :-

-5/7 + (-4/9)

= -17/63

Hence, -17/63 is the correct answer to your question!!

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Answer 2

$\huge\tt\red{AnsWer}$

45/28

$\huge\tt\red{Explanation}$

Let the no. be x

● -4/9 is transferred to right hand side

● x = -5/7 × (-9/4)

● x = 45/28