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## Ignore words

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If the order of the terms changes, the sum stays the same.
commutative property of multiplication
If the order of factors changes, the product stays the same.
When the grouping of terms changes, the sum stays the same.
associative property of multiplication
When the grouping of factors changes, the products stays the same.
The sum of 0 and any number is that number.
zero
identity property of multiplication
The product of 1 and any number is that number.
one
MULTIPLICATIVE IDENTITY
when a number is added to its opposite, the sum is zero
the opposite of a number
MULTIPLICATIVE INVERSE PROPERTY
when a number is multiplied by its reciprocal, the product is one
multiplicative inverse
reciprocal of a number
distributive property of multiplication
1 x (2 + 1) = 1 x 2 + 1 x 1
zero property of multiplication
7 x 0 = 0
Commutative Property
3 + 2 = 2 + 3
Associative Property
(1 + 2) + 3 = 1 + (2 + 3)
distributive property
Multiplying a sum by a number is the same as multiplying each term by the number and then adding (or subtracting ) the products.
VRAI