Two-Digit Subtraction with Regrouping

Front

What is two-digit subtraction with regrouping?

Back

It is a method used to subtract numbers that have two digits, where you may need to borrow from the next higher place value.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

How do you subtract 11 from 37?

Back

You regroup by borrowing 1 from the tens place, making it 27.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of 81 - 56?

Back

The result is 25.

Tags

CCSS.2.NBT.B.5

Front

How do you solve 74 - 31?

Back

You subtract the ones first (4 - 1 = 3) and then the tens (7 - 3 = 4), giving you 43.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

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

Back

Identify the ones and tens places in both numbers.

Tags

CCSS.7.NS.A.1C

Front

If you have 25 posters and buy 15 more, how many do you have before giving any away?

Back

You have 40 posters before giving any away.

Tags

CCSS.2.OA.A.1

Front

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

Back

You need to regroup by borrowing from the next place value.

Tags

CCSS.7.NS.A.1C

Front

What is 64 - 26?

Back

The result is 38.

Tags

CCSS.2.NBT.B.5

Front

What does regrouping mean in subtraction?

Back

Regrouping means borrowing from the next higher place value to make subtraction possible.

Tags

CCSS.7.NS.A.1C

Front

If Ben has 37 apples and gives away 11, how many does he have left?

Back

He has 26 apples left.

Tags

CCSS.2.OA.A.1