Multiples and Factors

Front

What is a multiple?

Back

A multiple of a number is the result of multiplying that number by an integer. For example, the multiples of 3 are 3, 6, 9, 12, 15, etc.

Front

What is a factor?

Back

A factor is a number that divides another number without leaving a remainder. For example, the factors of 12 are 1, 2, 3, 4, 6, and 12.

Front

List the first five multiples of 5.

Back

5, 10, 15, 20, 25.

Front

What are factor pairs?

Back

Factor pairs are two numbers that, when multiplied together, equal a given number. For example, for 12, the factor pairs are (1, 12), (2, 6), and (3, 4).

Front

Is 15 a multiple of 3?

Back

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

Front

What is the greatest common factor (GCF)?

Back

The GCF is the largest number that can divide two or more numbers without leaving a remainder. For example, the GCF of 8 and 12 is 4.

Front

What is the least common multiple (LCM)?

Back

The LCM is the smallest number that is a multiple of two or more numbers. For example, the LCM of 4 and 5 is 20.

Front

List all the factors of 24.

Back

1, 2, 3, 4, 6, 8, 12, 24.

Front

What is the relationship between multiples and factors?

Back

Multiples are the result of multiplying a number, while factors are the numbers that can be multiplied together to get another number.

Front

If a number is even, is it always a multiple of 2?

Back

Yes, all even numbers are multiples of 2.