Factors and Multiples

Front

What are factors?

Back

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

Front

What are multiples?

Back

Multiples are the result of multiplying a number by an integer. For example, the first four multiples of 3 are 3, 6, 9, and 12.

Front

Identify the first four multiples of 5.

Back

5, 10, 15, 20.

Front

Is 10 a factor of 50?

Back

Yes, because 10 x 5 = 50.

Front

Which of the following is a multiple of 8? 8, 16, 24, 30

Back

8, 16, and 24 are multiples of 8.

Front

What is the least common multiple (LCM) of 4 and 5?

Back

The LCM of 4 and 5 is 20.

Front

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

Back

The GCF of 12 and 16 is 4.

Front

List the factors of 15.

Back

The factors of 15 are 1, 3, 5, and 15.

Front

Which number is not a multiple of 7? 14, 21, 22, 28

Back

22 is not a multiple of 7.

Front

True or False: 1 is a factor of every number.

Back

True.