Topic #7 Assessment

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

Which number below is a prime number?

• 1
• 0
• 2
• 9

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

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

Find ALL FACTORS of 24

• 1, 2, 12, 24

• 1, 2, 8, 24

• 1, 2, 3, 4, 5, 6, 8, 12, 24

• 1, 2, 3, 4, 6, 8, 12, 24

Tags

CCSS.4.OA.B.4

List the first (4) multiples of 8

• 1, 2, 4, 8

• 8, 16, 24, 32

Tags

CCSS.4.OA.B.4

A class is having a party for 20 students. They are buying cups in packages of 8 and napkins in packages of 12.

What is the least number of packages of cups and napkins they should buy?

• 96 packages of cups and napkins

• 20 packages of cups and napkins

• 3 packages of cups and 2 packages of napkins

• 2 packages of cups and 3 packages of napkins

Tags

CCSS.4.MD.A.2

CCSS.4.OA.A.3

CCSS.4.OA.A.2

Which are factors of 20?

• 2,10,5,4,1,20

• 3,5,7,9

• 40,80,100

• 15,25,35

Tags

CCSS.4.OA.B.4