Factor and Multiple Pretest

Find the greatest common factor (GCF) of 54 and 63.

• 9

• 6

• 7

• 3

Find the least common multiple (LCM) of 9 and 12.

• 36

• 18

• 3

• 24

Greatest Common Factor and Least Common Multiple

• 8

• 9

• 12

• 4

Find the greatest common factor (GCF) of 66 and 77.

• 11

• 6

• 7

• 12

Read each statement below. Choose all of the statements that are true.

• 48 is a multiple of 4.

• 2 is a factor of 36.

• 15 is a multiple of 3.

• 5 is a factor of 16.

Tags

CCSS.4.OA.B.4

• 7 is a multiple of 56.

• 7 is a factor of 56

• 8 is a factor of 56

Tags

CCSS.4.OA.B.4

Which describes the relationship between factors and multiples.

• A factor is being multiplied to another factor which equals a multiple

• A factor is the answer to a multiplication equation

• A multiple is the number being multiplied to another multiple which equals a factor

• There is no relationship between factors and multiples

Tags

CCSS.4.OA.B.4

What is a multiple?

• A number multiplied by another number to get the original number.

• A number.

• A number that is multiplied by an integer.

• The smallest number that both of the numbers divide into evenly.

Match the following word to the example

• 3: 3, 6, 9, 12, 15, 18

• Factors

• 1, 2, 3, 4, 6, 12

• Factor Pairs

• 1 x 12,

  2 x 6,

  3 x 4

• Multiples

What are multiples?

• Multiples are the numbers you have

• Multiples are the numbers you get when adding by ones like 10,12,13

• Multiples are the answers you get when multiplying up, like 10, 20,30

• Multipoles are the symbols