Question

What is `3/8 + -4/5 + -3/8 + 5/4`?

Answer 1

see below

Explanation:

We have, `frac{3}8 - frac{4}5 -frac{3}8 +frac{5}4`
Cancelling out `frac{3}8` and `-frac{3}8`,we have,
`frac{5}4-frac{4}5`
=`frac{25-16}20`
=`frac{9}20` which is the required answer