Common Multiples

Front

What is a multiple?

Back

A multiple of a number is the result of multiplying that number by an integer. For example, multiples of 3 are 3, 6, 9, 12, etc.

Front

Which is a multiple of 3?

Back

15 is a multiple of 3 because 3 x 5 = 15.

Front

What are common multiples?

Back

Common multiples are numbers that are multiples of two or more numbers. For example, the common multiples of 5 and 10 are 10, 20, 30, etc.

Front

Which list of numbers contains only common multiples of 5 and 10?

Back

10, 20, 30, 40, 50 are all common multiples of 5 and 10.

Front

What is the smallest multiple of a number?

Back

The smallest multiple of a number is the number itself.

Front

Every even number is a multiple of which number?

Back

Every even number is a multiple of 2.

Front

What is the first multiple of 7?

Back

The first multiple of 7 is 7 itself.

Front

Is 21 a multiple of 3?

Back

Yes, 21 is a multiple of 3 because 3 x 7 = 21.

Front

What is the difference between a multiple and a factor?

Back

A multiple is the result of multiplying a number by an integer, while a factor is a number that divides another number without leaving a remainder.

Front

Can a number be a multiple of itself?

Back

Yes, every number is a multiple of itself.