Factors and Multiples Review Practice

Front

Is 45 prime or composite?

Back

Composite

Front

Is 81 prime or composite?

Back

Composite

Front

Which is a PRIME number? 15, 17, 21, 39

Back

17

Front

27, 54, 63, 72, and 18 are multiples of which number? 8, 3, 9

Back

9

Front

A prime number is...

Back

a number that has only two factors (1 and itself).

Front

What is a factor?

Back

A number that divides another number without leaving a remainder.

Front

What is a multiple?

Back

The result of multiplying a number by an integer.

Front

List the first five prime numbers.

Back

2, 3, 5, 7, 11.

Front

What is the smallest prime number?

Back

2.

Front

What are the factors of 12?

Back

1, 2, 3, 4, 6, 12.