Question

Difference of a number m and 30 is 10.

Answer 1

m= 40 because it says difference so we add 30+10 to get our answer of 40. Just in case you are still confused the original equation is m-30=10 so we add 30+10 to get m

Answer 2

m=20 or 40 becayse 30+-10=20 or 40.