Question

what should be added -3/8to get -4/7​

Answer 1

-3/8 + x = -4/7

x = -4/7 + 3/8

x = -32/56 + 21/56

x = -11 /56

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Answer 2

let the number be x

then A/Q

-3/8+x=-4/7

=>x =-4/7-(-3/8)

=> x= -4/7+3/8

=> x= -32+21/56

=>x= -11/56

So required number = -11/56

hope it helps ✌