GCF Practice 10/24

What is the GCF of 18 and 24?

• 3
• 6
• 8
• 9

What is the GCF (Greatest Common Factor) of 12 and 6?

• 1

• 6

• 2

• 3

GCF of: 
14 and 20

• 7
• 28
• 2
• 6

GCF 24 and 36

• 8
• 6
• 12
• 4

Sara had 16 red flowers and 24 yellow flowers.  She wants to make bouquets with the same number of each color flower in each bouquet.  What is the greatest number of bouquets that she can make?

• 4
• 2
• 48
• 8

Bill cut out 6 squares and 8 circles. He divided the cutouts into groups so that the same number of squares and circles were in each group. What is the greatest number of groups he could have made?

• 2

• 3

• 4

List all the factors of 12

• 1, 2, 3, 4, 6, 12
• 1, 2, 4, 12
• 1, 12
• 1, 2, 3, 4, 5, 6, 12

Tags

CCSS.4.OA.B.4

What is the GCF of 56 and 49?

• 14

• 2

• 8

• 7

What are the factors of 25?

• 1, 2, 3, 5, 10, 15, 25
• 1, 5,  25
• 1, 25
• 1, 5

Tags

CCSS.4.OA.B.4

What does GCF mean?

• Great Cookie Fever

• Greatest Compared Factor

• Greatest Common Multiple

• Greatest Common Factor