Question

How do you subtract `-1/10-2/5`?

Answer 1

`-1/2`

Explanation:

Adding or subtracting with fractions requires a common denominator. In this case it will be 10.
Make equivalent fractions.

`-1/10-2/5 xx2/2`

`= (-1-4)/10`

=`-5/10`

=`-1/2`