Factors, Multiples, Divisibility Rules

Front

What are factors?

Back

Factors are numbers that can be multiplied together to get another number. For example, the factors of 12 are 1, 2, 3, 4, 6, and 12.

Front

List all the factors of 27.

Back

1, 3, 9, 27

Front

What is a multiple?

Back

A multiple is the result of multiplying a number by an integer. For example, the multiples of 5 are 5, 10, 15, 20, etc.

Front

What are the first five multiples of 7?

Back

7, 14, 21, 28, 35

Front

What is the divisibility rule for 2?

Back

A number is divisible by 2 if it ends in 0, 2, 4, 6, or 8.

Front

Is 9 a factor of 18?

Back

Yes

Front

What is the divisibility rule for 5?

Back

A number is divisible by 5 if it ends in 0 or 5.

Front

Is 20 a multiple of 5?

Back

Yes

Front

What is the divisibility rule for 3?

Back

A number is divisible by 3 if the sum of its digits is divisible by 3.

Front

What are the factors of 36?

Back

1, 2, 3, 4, 6, 9, 12, 18, 36