Math 6 Final Part 2 Review ( no calculator!)

What is the greatest common factor between 15 and 6?

• 30
• 12
• 1
• 3

What is the greatest common factor between 25 and 75?

• 5
• 25
• 1
• 100

What is the greatest common factor between 8 and 4?

• 8
• 16
• 4
• 1

What is the prime factorizataion of 18?

• 2²x3
• 2x3²
• 2x9
• 1x18

What is the prime factorization of 45?

• 3²x5
• 3x9
• 5x9
• 5x6

What is the prime factorization of 36?

• 2³x3
• 1x36
• 3x12
• 2²x3²

What is the LCM (least common multiple) of 12 and 3?

• 24
• 36
• 3
• 12

What is the LCM (least common multiple) of 10 and 4?

• 20
• 40
• 14
• 2

What is the LCM (least common multiple) of 7 and 4?

• 42
• 14
• 28
• 11

List all the factors of 50.

• 1, 50
• 2, 3, 10, 25
• 1, 2, 5, 10, 25, 50
• 1, 5, 25, 50

Tags

CCSS.4.OA.B.4