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 4 up to 40.

Back

The multiples of 4 up to 40 are 4, 8, 12, 16, 20, 24, 28, 32, 36, and 40.

Front

Which number is a factor of both 21 and 33?

Back

3 is a factor of both 21 and 33.

Front

Which number is NOT a factor of 42?

Back

12 is NOT a factor of 42.

Front

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

Back

The GCF of 12 and 16 is 4.

Front

What is the least common multiple (LCM) of 3 and 5?

Back

The LCM of 3 and 5 is 15.

Front

If a number is a multiple of 6, what are some possible values?

Back

Some possible multiples of 6 are 6, 12, 18, 24, and 30.

Front

How can you determine if a number is a factor of another number?

Back

You can determine if a number is a factor by dividing the larger number by the smaller number and checking if the remainder is zero.