Bar Models for Addition and Subtraction

Use the bar model to complete the number sentences.

Tags

CCSS.2.OA.A.1

Look at the bar model. What would you use to solve?

• addition

• subtraction

Tags

CCSS.2.NBT.B.7

Look at the bar model. What would you use to solve?

• addition

• subtraction

Tags

CCSS.2.NBT.B.7

• addition
• subtraction

Tags

CCSS.2.NBT.B.7

What is the missing part?

• 3

• 6

• 7

• 9

Tags

CCSS.4.NF.B.3A

If you know the parts and you need to find the whole...do you add or subtract?

• add

• subtract

Tags

CCSS.2.OA.A.1

If you know the whole and one part, but you are missing the other part...do you add or subtract?

• add

• subtract

Tags

CCSS.6.NS.B.3

Which equation does NOT match the bar model?

• 3 + 5 = 8

• 8 - 5 = 3

• 8 + 0 = 8

Tags

CCSS.2.OA.A.1

Which equation matches the number bond?

• 13 + 7 = 6

• 13 - 7 = 6

Tags

CCSS.2.OA.A.1

CCSS.2.NBT.B.5

CCSS.2.OA.B.2

These equations are related. True or false?

• True

• False

Tags

CCSS.1.OA.B.3