Factors and Multiples

Front

What is a multiple of a number?

Back

A multiple of a number is the product of that number and an integer. For example, multiples of 3 include 3, 6, 9, 12, etc.

Front

Which number is NOT a multiple of 3?

Back

14 is NOT a multiple of 3.

Front

What is a prime number?

Back

A prime number is a number that has only two factors: 1 and itself.

Front

List all the factors of the number 24.

Back

The factors of 24 are 1, 2, 3, 4, 6, 8, 12, and 24.

Front

Which number is NOT a factor of 30?

Back

7 is NOT a factor of 30.

Front

What is a factor?

Back

A factor is a whole number that can be divided evenly into another number.

Front

What is the smallest prime number?

Back

The smallest prime number is 2.

Front

How can you determine if a number is prime?

Back

To determine if a number is prime, check if it has exactly two distinct positive divisors: 1 and itself.

Front

What are the first five multiples of 5?

Back

The first five multiples of 5 are 5, 10, 15, 20, and 25.

Front

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

Back

The GCF of 12 and 16 is 4.