Three digit subtraction with regrouping

Front

What is regrouping in subtraction?

Back

Regrouping is when you borrow from the next higher place value to help subtract when the top number is smaller than the bottom number.

Tags

CCSS.7.NS.A.1C

Front

900 - 609 = ?

Back

291

Front

571 - 108 = ?

Back

463

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

Do you have to regroup when subtracting 900 - 609?

Back

Yes

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What does it mean to subtract?

Back

Subtracting means taking one number away from another.

Tags

CCSS.2.OA.A.1

Front

What is the result of 800 - 250?

Back

550

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the first step in subtracting 3-digit numbers?

Back

Line up the numbers by place value (hundreds, tens, and ones).

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

If you have 500 - 275, do you need to regroup?

Back

Yes, you need to regroup.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is 300 - 150?

Back

150

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What do you do if the top number is smaller than the bottom number in a column?

Back

You need to regroup.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5