Question

question 1
which property of addition is used in the following? (9 + 6) + 4 = 9 + (6 + 4)
associative property
identity property
distributive property
commutative property
question help: post to forum
submit question

Explanation:

The given equation rearranges the grouping of addends without changing the order of the numbers, which matches the definition of the associative property of addition. This property states that for any numbers $a$, $b$, $c$, $(a + b) + c = a + (b + c)$.

Answer:

Associative Property