Question

3. What rational number should be added to -5/11 to get -7/8

Answer 1

Step-by-step explanation:

-5/11 + X = -7/8

X = -7/8 + 5/11

X = (-77+40)/88

X = -37/88

Answer 2

Answer:

$let \: the \: rational \: number \: be \: x \\ \\ accrding \: to \: question \\ - \frac{5}{11} + x = - \frac{7}{8} \\ \\ x = - \frac{7}{8} + \frac{5}{11} \\ \\ x = \frac{ - 77 + 40}{88} \\ \\ x = - \frac{37}{88}$

therefore , -37/88 should be added.

Step-by-step explanation:

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