Solve problems within 20 Review

1.Which of the following addition problems will have the same sum as 5 + 5 + 7 ?

• 10 + 7

• 9 + 3

• 10 + 2

• 12 + 4

Tags

CCSS.1.OA.B.3

Which equation is TRUE?

• 4 = 3 + 2

• 12 = 6 + 6

• 14 = 7 + 6

• 10 = 8 + 3

Tags

CCSS.1.OA.B.3

What is the difference of 10 – 6 ?

• 3

• 4

• 10

• 6

Tags

CCSS.1.OA.C.6

What number is missing from the equation?

  9 + ? = 17

•  7

• 1

• 8

• 9

Tags

CCSS.1.OA.D.8

Read the word problem.

Katie sees 3 bees, 5 butterflies, and 8 ladybugs. How many bugs did she see?

Which equation below best represents the word problem?

• 9 + 8 = 17

• 8 + 8 = 16

• 5 + 5 = 10

• 1 + 1 = 2

Tags

CCSS.2.OA.C.3

Which equation is TRUE?

• 20 = 17 + 3

• 20 = 20 – 5

• 14 = 10 – 4

• 10 = 8 – 2

Tags

CCSS.1.OA.B.3

What number is missing from the equation?

  9 = 11 - ?

• 3

• 5

• 2

• 11

Tags

CCSS.2.OA.A.1

Which equation is FALSE?

• 5 + 7 = 6 + 6

• 11 + 2 = 7 + 6

• 14 – 4 = 5 + 5

• 10 + 10 = 10 – 3

Tags

CCSS.1.OA.B.3

What is the sum of 4 + 4?

• 9

• 4

• 10

• 8

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

Which equation is FALSE?

• 5 + 7 = 13

• 11 + 7 = 9

• 10 + 10 = 20

Tags

CCSS.1.OA.B.3