Question

The expression for subtract 10 divided into fifths from 20 divided in half

Answer 1

subtract (10 divided into fifths) from (20 divided into half)
= (20 divided into half) - (10 divided into fifths)
= (20 / 2) - (10 / 5)

If you need to solve the expression:
= 10 - 2
= 8

Hope this helps! :)