5th Grade Math Vocabulary- Unit 2

Front

commutative property

Back

the numbers on which we operate can be moved or swapped from their position without making any difference to the answer.

Front

associative property

Back

when more than two numbers are added or multiplied, the result remains the same.

Front

identity property

Back

any number multiplied by 1 keeps its identity.

Front

zero property

Back

when we multiply any number by zero, the resulting product is always a zero.

Front

compensation

Back

a mental math strategy that involves changing numbers in an equation to make it easier to solve.

Front

compatible numbers

Back

numbers that are easy to work with mentally, and are close in value to the actual numbers in a problem.

Front

rounding

Back

to change a number to a more convenient value.

Front

factors

Back

any number being multiplied to get a product.

Front

product

Back

the answer to a multiplication problem.

Front

base

Back

the number that gets multiplied when using an exponent.