22and9/10's - 18and2/5=?

You need to get the same denominator in the fractions. 2/5 = ? / 10

Then subtract the fractions and the whole numbers.

If you post your answer, we'll be glad to check it for you.

Raven: Please don't post your entire name on any website, or reveal personal information. The world is a dangerous place. Please discuss this with your mom.