Subtraction with Regrouping

Front

What is subtraction with regrouping?

Back

Subtraction with regrouping is a method used to subtract numbers when the top digit is smaller than the bottom digit in any column, requiring borrowing from the next column.

Tags

CCSS.7.NS.A.1C

Front

How do you perform subtraction with regrouping?

Back

1. Start from the rightmost column. 2. If the top digit is smaller than the bottom digit, borrow from the next column to the left. 3. Subtract the digits in each column, moving left.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of 436 - 89?

Back

The result is 347.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of 517 - 135?

Back

The result is 382.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of 1,630 - 547?

Back

The result is 1,083.

Tags

CCSS.4.NBT.B.4

Front

What is the result of 641 - 368?

Back

The result is 273.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the result of 55 - 46?

Back

The result is 9.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

Why is borrowing necessary in subtraction with regrouping?

Back

Borrowing is necessary when the digit in the minuend (top number) is smaller than the digit in the subtrahend (bottom number) in a given column.

Tags

CCSS.7.NS.A.1C

Front

What is a minuend?

Back

The minuend is the number from which another number (the subtrahend) is to be subtracted.

Tags

CCSS.1.OA.A.1

Front

What is a subtrahend?

Back

The subtrahend is the number that is to be subtracted from another number (the minuend).

Tags

CCSS.5.NBT.B.7