Unit 2

A composite number has

• exactly two factors

• no factors

• 0, 2,4,6,or 8 in the ones place

• three or more factors

Tags

CCSS.4.OA.B.4

A variable is

• a letter that represents a number

• the top number in a fraction

• the first place behind the decimal point

• one of the digits between zero and nine

The only even number that is prime is

• 10

• 20

• 2

• 100

Tags

CCSS.4.OA.B.4

N + 24 = 76 N =

• 42

• 52

• 100

• 52

Tags

CCSS.6.EE.B.7

y / 20 = 12 y =

• 24

• 120

• 240

• 8

Tags

CCSS.6.EE.B.7

What is the first step to solve this problem? 58 - 8 / (4 + 12)

• 58 - 8

• 8/4

• 4 + 12

• 8 X 4

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Simpify 60 - (20 + 10 X 2) + 30

• 40

• 30

• 50

• 20

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Which list has 3 prime and 1 composite number

• 1, 7, 9, 10

• 0, 8, 17, 19

• 2, 4, 7, 0

• 5, 7 ,10, 17

Tags

CCSS.4.OA.B.4

Rami said his age is 10 years greater than the answer to this problem. How old is Rami? [ (65 X 3 - 95 ) / 4] - 10

• 15

• 45

• 25

• 50

Tags

CCSS.7.EE.B.3

One hundred seventy-eight people came to the church food drive and they each brought 9 cans of food, about how many cans of food were collected? Which is the best estimate?

• 180 X 10 = 1,800

• 170 / 5 = 34

• 100 X 9 = 900

• 180/10 = 2