Question

Explain why each statement is true. 5 + 2 + 3 = 5 + (2 + 3)

Answer 1

Associative property of addition. Grouping different addends does not change the sum.

Explanation:

5 + 2 + 3 = 5 + (2 + 3)

10 = 5 + (5)

10 = 10