Question

What should be added to 25.5 to get 50?

Answer 1

To get the required result, we have to subtract 25.5 from 50.
$\begin{array}{c}\therefore 50.0\\ \underset{–}{-25.5}\\ \underset{–}{24.5}\end{array}$
So, 24.5 should be added to 25.5 to get 50.