Question

Write equivalent rational number for 5/8 with the following denominator
a.) 16 b.) -8 c.)64

Answer 1

Solution:

Given rational number 5/8

i ) 5/8 = (5×2)/(8×2) = 10/16

ii) 5/8 = (-1×5)/(-1×8) = -5/-8

iii) 5/8 = (5×8)/(8×8) = 40/64

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Answer 2

ans of (a). we have to multiply 2 in both numinator and denominator

ans of (b). we have to multiply -1 in both numinator and denominator

ans of (c). we have to multiply 8 in both numinator and denominator