Bar Model Addition and Subtraction

Draw bar models to help you.

Max has 92 seashells.

Darren has 89 more seashells than Max.

A. How many seashells does Daren have?

B. How many shells does Darren and Max have in all?

Tags

CCSS.2.NBT.B.7

Pick two choices that match the information found in the bar model.

• 75-54=21

• 21+54=75

• 75+21=54

• 54-21=75

Tags

CCSS.2.OA.A.1

Q1. What is the result of 2 + 2?

• A) addition

• B) subtraction

Tags

CCSS.1.OA.A.1

Add or Subtract?

• Add

• Subtract

Tags

CCSS.3.OA.D.8

Add or subtract?

• Add

• Subtract

Tags

CCSS.4.NBT.B.4

Tom has 175 baseball cards. His uncle gives him 67 more baseball cards. How many does he have now?

Is this addition or subtraction?

• Addition

• Subtraction

Tags

CCSS.2.NBT.B.7

Is this bar model addition or subtraction?

• addition

• subtraction

Tags

CCSS.2.NBT.B.7

What number would you put first when setting up your number sentence?

• 137

• 272

Tags

CCSS.2.NBT.B.7

Is this an addition or subtraction bar model?

• addition

• subtraction

Tags

CCSS.2.NBT.B.7

Jim made 462 sandwiches for a party. 156 of them are tuna. The rest are chicken sandwiches. How many chicken sandwiches did he make?

• add

• subtract

Tags

CCSS.3.OA.D.8