Gr. 3 Ch. 9 Vocab. Review

to find the answer to an expression, you must __________ it

mathematical processes such as addition, subtraction, multiplication, and division

a combination of numbers and operations that represent a quantity

a letter or symbol that is used to represent an unknown quantity

the property that makes multiplying 3 factors easier stating the grouping of factors doesn't change the product

the property that allows you to decompose one factor into addends that are easier to work with to help solve the problem

contains an equals sign to show that two expressions are equal