Missing Numbers in Equations

4 x ? = 20

• 3

• 6

• 8

• 5

Tags

CCSS.3.OA.A.4

? ÷ 6 = 4

• 12

• 10

• 18

• 24

Tags

CCSS.3.OA.A.4

w + 12 = 20

• w = 32

• w = -32

• w = 8

• w = -8

Tags

CCSS.6.EE.B.7

-5 + x = 17

• 23

• 12

• -85

• 85

Tags

CCSS.6.EE.B.7

x/4 = 16

• 64

• 4

• 12

• 20

Tags

CCSS.3.OA.A.4

3n = 39

• 117

• 36

• 12

• 13

Tags

CCSS.6.EE.B.7

r + 40 = 100

• 140

• 2

• 70

• 60

Tags

CCSS.1.OA.D.8

Solve the equation
23 - c = 21

• 9

• 4

• 2

• 44

Tags

CCSS.6.EE.B.7

Find the missing number.
What does a equal to ?
a - 4 = 2

• a = 5

• a = 6

• a = 12

• a = 0

Tags

CCSS.7.EE.B.4A

What missing number will make the equation true?

10 − 4=____+2

• 4

• 3

• 5

Tags

CCSS.2.NBT.B.5