Quiz on Gcf

Find the GCF of

33 and 66

• 3

• 6

• 11

• 33

Find the GCF of

60 and 90

• 10

• 15

• 30

• 45

What is ALWAYS the first step when factoring?

• Look for the GCF

• Write a, b, and c

• Difference of squares

• Group

Find GCF for 8 and 6

• 4

• 2

• 6

• 8

The Greatest Common Factor of 16 and 40 is ​ (a)  

• 8

• 4

• 5

• 2

• 16

• 32

• 3

• 11

What is the GCF of 6 and 12?

• 2

• 3

• 4

• 6

What is the greatest common factor (GCF) of 18 and 30? (Just type the number)

Mathematical Equivalence

ON

Match the following GCF to the Expression

• 6

• 4 and 4

• 4

• 28 and 49

• 7

• 12 and 24

• 12

• 6 and 9

• 3

• 6 and 18

GCF 24 and 36

• 8

• 6

• 12

• 4

Match the following GCF to the Expression

• 7

• 9 and 81

• 9

• 5 and 5

• 2

• 4 and 2

• 8

• 8 and 72

• 5

• 21 and 28