Math 6 Unit 1A test review

What is the GCF of 18 and 24?

• 3

• 6

• 8

• 9

Tags

CCSS.6.NS.B.4

What is the GCF of 4 and 12?

• 3
• 1
• 6
• 4

Tags

CCSS.4.OA.B.4

What is the GCF of 20 and 30?

• 5
• 2
• 10
• 20

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

Is 35 prime or composite?

• prime
• composite

Tags

CCSS.4.OA.B.4

Which list has only prime numbers?

• 2, 3, 4, 5
• 1, 5, 7, 9
• 2, 3, 5, 7
• 2, 4, 6, 8

Tags

CCSS.4.OA.B.4

Which list is only composite numbers?

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

Tags

CCSS.4.OA.B.4

Find the prime number.

• 0
• 1
• 7
• 4

Tags

CCSS.4.OA.B.4

which number below is NOT prime?

• 7
• 9
• 2
• 3

Tags

CCSS.4.OA.B.4

Composite numbers:

• Are always bigger than prime numbers
• Have more than 2 factors
• Have 2 pairs of factors
• Don't have factors

Tags

CCSS.4.OA.B.4