Factors and Multiples

Front

What is a factor?

Back

A factor is a number that divides another number without leaving a remainder.

Front

What is a multiple?

Back

A multiple is a number that can be divided by another number without leaving a remainder.

Front

List the factors of 30.

Back

The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30.

Front

List the multiples of 3 up to 30.

Back

The multiples of 3 up to 30 are 3, 6, 9, 12, 15, 18, 21, 24, 27, and 30.

Front

Which number below is a factor of 30, but is not a multiple of 3? Options: 6, 15, 8, 10

Back

10

Front

In Mrs. Johnson’s class, the number of students who voted for math is a multiple of 2 and 3. How many students could have voted for math? Options: 15, 16, 18, 19

Back

18 students

Front

Emerson invited some friends to her birthday party. The number of friends she invited is a multiple of 4. How many friends could she have invited? Options: 10, 12, 13, 14

Back

12 friends

Front

Which number is NOT a factor of 42? Options: 6, 2, 12, 7

Back

12

Front

Which number below is a factor of 21 and 33? Options: 7, 11, 3, 9

Back

3

Front

What is the greatest common factor (GCF) of 12 and 16?

Back

The GCF of 12 and 16 is 4.