Unit 1 Part A Review

GCF of 32 and 40

• 2

• 4

• 6

• 8

GCF of 36 and 99

• 9
• 6
• 11
• 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

There are 48 girls and 64 boys. 
The choir teacher plans to arrange the students in equal rows.
Only girls or boys will be in each row (no mixing of girls and boys in the same row). What is the greatest number of students that could be in each row?

• 8
• 6
• 16
• 12

Rewrite using distributive property and GCF.
16 + 24

• 2(8+12)
• 3(5+8)
• 4(4+6)
• 8(2+3)

Which expression is equivalent to 36 + 42 ? 
Using the Greatest Common Factor (GCF)?

• 2(18 + 21)
• 3(12 + 14)
• 6(6 + 42)
• 6(6 + 7) 

Rewrite using distributive property and GCF.  
24 + 30

• 6(4+5)
• 8(3+4)
• 6(4) + 6(2)
• 6x2+5

The equation is shown. What FACTOR is missing from the equation?

30 + 12 = __(5 + 2)

• 6

• 8

• 2

• 4

GCF of 24 and 56

• 2
• 4
• 6
• 8

LCM(6, 7) =

• 84

• 21

• 13

• 42