Factoring Numbers

Front

What is a composite number?

Back

A composite number is a number that has more than two factors.

Tags

CCSS.4.OA.B.4

Front

What number is a factor of all even numbers?

Back

2 is a factor of all even numbers.

Tags

CCSS.4.OA.B.4

Front

Which of the following is a factor of 23? 8, 4, 3, 1

Back

1 is a factor of 23.

Tags

CCSS.4.OA.B.4

Front

Which of the following is a factor of 18? 4, 7, 6, 12

Back

6 is a factor of 18.

Tags

CCSS.4.OA.B.4

Front

Is 5 a factor of 32?

Back

No, 5 is not a factor of 32.

Tags

CCSS.4.OA.B.4

Front

What is a factor?

Back

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

Tags

CCSS.4.OA.B.4

Front

What is the smallest prime number?

Back

The smallest prime number is 2.

Tags

CCSS.4.OA.B.4

Front

What is the difference between prime and composite numbers?

Back

Prime numbers have exactly two factors (1 and itself), while composite numbers have more than two factors.

Tags

CCSS.4.OA.B.4

Front

List the factors of 12.

Back

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

Tags

CCSS.4.OA.B.4

Front

What is the greatest common factor (GCF) of 8 and 12?

Back

The GCF of 8 and 12 is 4.