Unit 2 Test Review Add & Subtract Within 20

Jasmine collected 18 rocks on Monday and lost 4 rocks on Tuesday. How many rocks does she have now?

• 16

• 10

• 14

• 12

Tags

CCSS.2.OA.A.1

Tanika has 6 flowers and her brother has 12 flowers. How many flowers do they have in all?

• 16

• 6

• 12

• 18

Tags

CCSS.1.OA.A.1

Choose the equation that represents the story.

Enrico has 16 candy bars. He gives 6 candy bars to his sister. How many candy bars does Enrico have left?

• 16 + 6 = 22

• 16 + 5 = 20

• 16 - 6  = 10

• 16 - 6  = 9

Tags

CCSS.1.OA.A.1

Which addition sentence can be used to find 15 - 6?

Circle the letter choice with the addends that help you solve.

15 = ____ + _____

• 7 + 7

• 9 + 6

• 6 + 7

Tags

CCSS.2.OA.A.1

Choose the equation that represents the story.

Mrs. Jones takes 12 markers from her closet. She gets 6 markers from Mr. Nelson.  How many markers does Mrs. Jones have now?

• 12 + 6 = 18

• 12 + 7 = 19

• 12  - 6 =  6

• 12 -  8 = 3

Tags

CCSS.1.OA.A.1

What number is missing? Select the number to complete the equations.

16 = + 7           16 - = 7

• 7

• 8

• 9

• 16

Tags

CCSS.2.OA.A.1

Which addition equation can help you determine 17 - 4 = ?

• 4 + 17 = 20

• 17 + 3 = 18

• 13 + 4 = 17

• 13 + 3 = 16

Tags

CCSS.2.NBT.B.5

What is 13 + 5 = ?

Tags

CCSS.1.OA.C.6

CCSS.2.OA.B.2

What is 19 - 4 = ?

Tags

CCSS.1.OA.C.6

Rob has 6 red marbles. He has some green marbles. He has 13 marbles in all.

How many green marbles does Rob have?

• 17

• 16

• 7

• 6

Tags

CCSS.2.OA.A.1