Understanding Factors and Multiples with Mr. J

What is a factor of a number?

• A number that can be multiplied by another to get the original number

• A number that can be added to another to get the original number

• A number that can be subtracted from another to get the original number

• A number that can be divided by another to get the original number

Tags

CCSS.4.OA.B.4

Which of the following is a factor of 12?

• 15

• 20

• 5

• 12

Tags

CCSS.4.OA.B.4

What are the common factors of 12 and 18?

• 1, 3, 5, 7

• 1, 2, 3, 6

• 2, 4, 6, 8

• 1, 2, 4, 8

What is the Greatest Common Factor (GCF) of 12 and 18?

• 6

• 4

• 3

• 12

What defines a multiple of a number?

• A result of adding the number to an integer

• A result of multiplying the number by an integer

• A result of dividing the number by an integer

• A result of subtracting the number from an integer

Which of the following is a multiple of 6?

• 18

• 22

• 35

• 49

Tags

CCSS.4.OA.B.4

What is the Least Common Multiple (LCM) of 6 and 15?

• 60

• 90

• 30

• 45

Which of the following numbers is a common multiple of both 6 and 15?

• 50

• 30

• 100

• 75