Question

divide the sum of -13/5 and 12/7 by their difference

Answer 1

-13/5+12/7=-31/35

-13/5-12/7=-151/35

-31/35 / -151/35=31/151

Answer 2

Hii friend,

Sum:

-13/5+12/7
= (-91+60)/35
=-31/35

Difference

-13/5-12/7
=(-91-60)/35
=-151/35

Division

-31/35÷-151/35
=-31/35*-35/151
=31/151

Your required answer will be 31/151
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