we have
11/15 + (- 3/5)
step 1
REmove the parenthesis
11/15-3/5
Remember that
3/5(3/3)=9/15 ------> is the same number
substitute
11/15-9/15 -----> the fractions have the same deniominator
so
(11-9)/15
2/15
1.6m questions
2.0m answers