Mathematics

Rolex

2 December, 03:49

1. Which properties did Jacques use to solve the following problem? (You may select more than one answer)

1 * (6 + 28)

(1 * 6) + (1 * 28)

6 + 28

34

distributive property

identity property of addition

associative property of addition

identity property of multiplication

2. Which properties did Carmen use to solve the following problem?

17 + (45 + 23)

17 + (23 + 45)

(17 + 23) + 45

40 + 45

85

distributive property

identity property of addition

associative property of addition

commutative property of addition