Question

what should be subtracted from -7/8 so as to get 5/12 ?​

Answer 1

Let the no to be subtracted be x

$- \frac{7}{8} - x = \frac{5}{12} \\ \\ - x = \frac{5}{12} + \frac{7}{8} \\ \\ - x = \frac{40 + 84}{98} \\ \\ - x = \frac{124}{98} \\ \\ - x = 31 \\ \\ x = - 31$

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