LCM & GCF Exercise

Which of the following shows the multiples of 12?

• 0, 12, 22, 53, 60

• 0, 4, 8, 12, 16, 24

• 0, 12, 24, 36, 48, 60

Tags

CCSS.4.OA.B.4

Fill in the blank:

25, 30, 35, _____ 45, 50, 55

• 42

• 40

Tags

CCSS.4.OA.C.5

Identify all the multiples of 6....

• 30

• 40

• 48

• 54

• 72

Tags

CCSS.4.OA.B.4

Which list of numbers contains only common multiples of 2 and 7?

• 14, 28, 35, 42

• 14, 28, 42, 70

• 7, 14, 28, 42

• 2, 4, 6, 8

Tags

CCSS.4.OA.B.4

Which list of numbers contains only common multiples of 5 and 10?

• 5, 10, 15, 20, 25

• 10, 20, 25, 30, 35

• 5, 10, 20, 30, 40

• 10, 20, 30, 40, 50

Tags

CCSS.4.OA.B.4

Which number fits all of these clues?
- Is an odd number
- is a multiple of 7
- is NOT a multiple of 2
- is a multiple of 3

• 14
• 21
• 28
• 42

Tags

CCSS.4.OA.B.4

A prime number is...

• a number that has only one factor.
• a number that has at least two factors.
• a number that has more than two factors.
• a number that has only two factors.
  (1 and itself)

Tags

CCSS.4.OA.B.4

Is 29 prime or composite?

• Prime
• Composite

Tags

CCSS.4.OA.B.4

List the first 5 prime numbers:

• 1,2,3,4,5
• 2,3,4,5,6
• 2,3,5,7,8
• 2,3,5,7,11

Tags

CCSS.4.OA.B.4

Check all the correct answers.

Which of the following numbers have 2 as a factor?

• 8

• 10

• 15

• 24

Tags

CCSS.4.OA.B.4