Add 1/6 + 1/2.

help with this .

Add -4/5 + (-3/4).

2 answers

For each fraction, find the common denominator before you add or subtract.
in the first one if you change both denominators to 6, then your answer is 4/6, simplified as 2/3
same way for the second one the common denominator is 20. so the problem is
-16/20 + -15/20
now just add the numerators :)