Factor Pairs Flashcard #1

Front

What is a factor?

Back

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

Tags

CCSS.4.OA.B.4

Front

What is a factor pair?

Back

A factor pair consists of two numbers that, when multiplied together, equal a given number.

Tags

CCSS.4.OA.B.4

Front

List the factors of 36.

Back

1, 2, 3, 4, 6, 9, 12, 18, 36.

Tags

CCSS.4.OA.B.4

Front

What is the number of factors for 36?

Back

9.

Tags

CCSS.4.OA.B.4

Front

Which of the following is a factor pair of 20? 1 and 19, 3 and 7, 4 and 5, 2 and 11?

Back

4 and 5.

Tags

CCSS.4.OA.B.4

Front

Which of the following is a factor pair of 36? 1, 36; 2, 18; 3, 12; All of the above?

Back

All of the above.

Tags

CCSS.4.OA.B.4

Front

What does it mean if a number is prime?

Back

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

Tags

CCSS.4.OA.B.4

Front

Is the number 19 prime or composite?

Back

Prime.

Tags

CCSS.4.OA.B.4

Front

What are the factors of 28?

Back

1, 2, 4, 7, 14, 28.

Tags

CCSS.4.OA.B.4

Front

Which number has the factors 1, 2, 4, 7, 14, 28?

Back

28.

Tags

CCSS.4.OA.B.4