Factors Multiples Prime

Prime factors of 75.

• 3, 5, 15

• 3, 5

• 3

• 5

Prime factorization of 80.

• 2 x 4 x 10

• 2 x 2 x 2 x 5

• 2 x 2 x 2 x 2 x 5

• 2 x 2 x 2 x 5 x 5

Product of the prime factorization 2 x 5 x 7.

• 14

• 35

• 55

• 70

42 is the common multiple of 7 and 21.

• YES

• NO

List the first 5 MULTIPLES of 3

• 3, 6 10, 15, 20

• 1, 3, 2, 6, 4

• 3, 6, 9, 12, 15

• 6, 9, 12, 15, 18

Which is a FACTOR of 15?

• 2

• 3

• 4

• 6

Which number is a FACTOR of 16

• 7

• 6

• 9

• 4

When we skip count, we are listing .....

• factors

• divisors 

• addition 

• multiples

Which is NOT a MULTIPLE of 6?

• 12

• 42

• 18

• 35

Which number is a multiple of 9?

• 18

• 3

• 26

• 32