Mid-chapter 1 quiz

A prime number

• has one factor
• has more than 2 factors
• has 100 factors
• has exactly 2 factors: 1 and the number

Tags

CCSS.4.OA.B.4

2 x 2 x 2 is the prime factorization of

• 6
• 12
• 22
• 8

Tags

CCSS.4.OA.B.4

Use a factor tree to find the prime factorization of 105

• 3x5x7

• 11x5x3

• 7x5x2x1

• 7x5x3x2

Use a factor tree to find the prime factorization of 32

• 2x2x2x4

• 2x2x2x2x2

• 4x4x2

• 2x2x2x2x1

Tags

CCSS.4.OA.B.4

Use a factor tree to find the prime factorization of 60

• 2x2x3x5

• 7x6x5

• 5x3x3x2

• 7x5x4

Which of the following are all prime numbers

• 2, 3, 6, 7, 9
• 2, 4, 8, 16
• 2, 3, 5, 7, 9
• 2, 3, 5, 7, 11

Tags

CCSS.4.OA.B.4

• 172
• 170
• 165
• 214

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

738 ÷ 5 =

• 146
• 146 R 8
• 147 R 3
• 147

Tags

CCSS.4.NBT.B.6

Russell had 52 plastic cups. He arranged them on trays that can hold 4 cups. How many trays did Russell need?

• 15
• 12
• 13

Tags

CCSS.3.OA.A.3

What is the LCM for 11 and 55?

• 11
• 55
• 165
• 5

Tags

CCSS.4.OA.B.4