Factors

Front

What is a factor?

Back

A factor is a number that divides another number without leaving a remainder.

Front

What are the factors of 28?

Back

1, 2, 4, 7, 14, 28

Front

Find the missing factor: 28 = 7 x __

Back

4

Front

Is 3 a factor of 26?

Back

No

Front

What are the factors of 64?

Back

1, 2, 4, 8, 16, 32, 64

Front

Find all of the factor pairs of 24.

Back

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

Front

What is a composite number?

Back

A composite number has more than 2 factors.

Front

What is a prime number?

Back

A prime number has exactly 2 factors: 1 and itself.

Front

List the first five prime numbers.

Back

2, 3, 5, 7, 11

Front

What is the greatest common factor (GCF)?

Back

The GCF is the largest factor that two or more numbers share.