Unit 3 Review

Regroup the ones and trade for a ten. What number do you get?

• 20

• 22

• 32

• 12

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Regroup the ones and trade for ten.

• 16

• 26

• 12

Tags

CCSS.2.OA.A.1

Regroup the ones and trade for a ten.

• 20

• 16

• 36

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Regroup the ones and trade for a ten. How many tens do you have now?

• 6

• 4

• 5

• I don't need to regroup!

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Regroup the ones and trade for a ten. How many tens do you have now?

• 1

• 0

• 2

• I don't have to regroup

Tags

CCSS.1.NBT.B.2B

CCSS.1.NBT.B.2C

Add the two addends. What is the sum?

• 50

• 40

• 30

Tags

CCSS.2.OA.A.1

Combine the two addends. What is the sum?

• 86

• 95

• 100

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

What is the sum?

• 541

• 540

• 551

Tags

CCSS.2.NBT.B.7

What is the sum?

• 557

• 5517

• 567

Tags

CCSS.2.NBT.B.7

What is the sum?

• 480

• 470

• 481

Tags

CCSS.2.NBT.B.7