Question

Identify which property off addition could be used to solve the following problem. Solve the problem and justify how using the property makes the problem easier to solve.


(5.9 + 3.2) + 1.8

Answer 1

10.9 is the answer because you add what’s in the parentheses (5.9+3.2) which would give you 9.1 you then add 9.1+1.8 and get your answer 10.9.