Front

Where do we always start subtracting from?

Back

The smallest place value

Tags

CCSS.2.NBT.B.7

Front

What question do we always need to ask?

Back

Can I subtract this or do I need to regroup?

Tags

CCSS.7.NS.A.1C

Front

What is subtraction?

Back

The removal of objects from a group, the numbers get smaller.

Tags

CCSS.1.OA.A.1

Front

Do you need to regroup?

Back

yes

Tags

CCSS.1.OA.A.1

Front

Do you need to regroup?

Back

no

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

How many regroups do you need?

Back

2

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

How many regroups do you need?

Back

2

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

How many regroups do you need?

Back

0

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

How many regroups do you need?

Back

2

Tags

CCSS.5.NBT.B.7

Front

How many regroups do you need?

Back

4

Tags

CCSS.5.NBT.B.7