Factors and Multiples

Front

What is a factor?

Back

A factor is a whole number that can be divided evenly into another number without leaving a remainder.

Front

What is a multiple?

Back

A multiple is a number that can be expressed as the product of an integer and another integer.

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 3 up to 30.

Back

The multiples of 3 up to 30 are 3, 6, 9, 12, 15, 18, 21, 24, 27, and 30.

Front

What is the least common multiple (LCM) of 3 and 4?

Back

The least common multiple of 3 and 4 is 12.

Front

What is the greatest common factor (GCF) of 21 and 33?

Back

The greatest common factor of 21 and 33 is 3.

Front

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

Back

To determine if a number is a factor of another number, divide the second number by the first number. If the result is a whole number, then the first number is a factor.

Front

What is the relationship between factors and multiples?

Back

Factors are numbers that divide another number evenly, while multiples are the result of multiplying a number by an integer.

Front

Identify a number that is a factor of 42 but not a multiple of 3.

Back

The number 14 is a factor of 42 but not a multiple of 3.

Front

What is a prime number?

Back

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself.