Question

what should be substracted from -3/4 to get 5/6​

Answer 1

Let the required number be x

According to the question

\begin{gathered}- \frac{3}{5} - x = \frac{5}{6} \\ - x = \frac{5}{6} + \frac{3}{5} \\ - x = \frac{25 + 18}{30} \\ - x = \frac{43}{30} \\ x = \frac{ - 43}{30}\end{gathered}

−

5

3

−x=

6

5

−x=

6

5

+

5

3

−x=

30

25+18

−x=

30

43

x=

30

−43