Regrouping Addition and Subtraction

There are 347 students in the cafeteria. Of these, 123 are boys. How many of the students are girls?

Tags

CCSS.3.OA.D.8

Roxy counts 129 robins and

43 bluejays at her bird feeder. How many birds visit Roxy’s bird feeder?

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Multi-Step There are 208 people in one movie theater. There are 78 fewer people in the next movie theater. How many people are in both movie theaters?

• 286

• 338

• 130

• 296

Tags

CCSS.3.OA.D.8

What is the inverse operation of addition?

• geometry

• subtraction

• What?

Tags

CCSS.2.NBT.B.5

Find the difference.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Find the difference.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Find the sum.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Find the sum.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Find the difference.

200 - 136 =

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Find the difference.

608 - 234 =

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2