2 digit subtraction with regrouping

Front

What is regrouping in subtraction?

Back

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

Tags

CCSS.7.NS.A.1C

Front

What is the first step in 2-digit subtraction with regrouping?

Back

The first step is to check if you need to regroup. If the top digit is smaller than the bottom digit in any column, you will need to regroup.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

Solve: 22 - 18

Back

4

Tags

CCSS.1.OA.C.6

Front

Solve: 63 - 12

Back

51

Tags

CCSS.2.OA.A.1

Front

Solve: 72 - 42

Back

30

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

Solve: 62 - 49

Back

13

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What do you do if the top digit is smaller than the bottom digit?

Back

You borrow 1 from the next left column to make the top digit larger.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of 36 - 0?

Back

36

Tags

CCSS.7.NS.A.1C

Front

What is the difference between 44 and 8?

Back

36

Tags

CCSS.2.OA.A.1

Front

What is the term for the answer in subtraction?

Back

The answer in subtraction is called the 'difference'.