3-Digit Subtraction With Regrouping

Front

What is 3-digit subtraction?

Back

3-digit subtraction is the process of subtracting a number that has three digits from another number that also has three digits.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What does regrouping mean in subtraction?

Back

Regrouping in subtraction means borrowing from the next higher place value when the top digit is smaller than the bottom digit.

Tags

CCSS.7.NS.A.1C

Front

What is the first step in 3-digit subtraction with regrouping?

Back

The first step is to line up the numbers by their place values: hundreds, tens, and ones.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

How do you subtract in the ones place?

Back

If the top digit in the ones place is smaller than the bottom digit, you need to regroup from the tens place.

Tags

CCSS.2.NBT.B.7

Front

What do you do if you need to regroup from the tens place?

Back

You take 1 from the tens place, which is equal to 10, and add it to the ones place.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the result of 842 - 97?

Back

745

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of 721 - 392?

Back

329

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of 871 - 362?

Back

509

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of 842 - 679?

Back

163

Front

What is the result of 844 - 569?

Back

275

Tags

CCSS.4.NBT.B.4