Question

if we substract ? from -3/4 we get 5/6​

Answer 1

Answer:

-38/24

Step-by-step explanation:

-3/4 - 5/6

LCM of 4 & 6 is 24

-3×6/4×6 - 5×4/6×4

-18/24 - 20/24

-38/24

Answer 2

Step-by-step explanation:

$\large \bf\color{red}\boxed{ATQ} \\ \frac{ - 3}{4} - \frac{?}{?} = \frac{5}{6} \\ \bf \underline{using \: transportation} \\ - \frac{?}{?} = \frac{5}{6} + \frac{3}{4} \\ - \frac{?}{?} = \frac{5 \times 2 + 3 \times 3}{12} \\ - \frac{?}{?} = \frac{19}{12} \\ \frac{?}{?} = - \frac{19}{12}$