Subtraction with regrouping (4-digit)

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 us to borrow from the next column.

Front

How do you borrow in subtraction?

Back

To borrow, you take 1 from the next left column, reducing it by 1, and add 10 to the current column.

Front

What is the first step in solving 5,059 - 3,173?

Back

Align the numbers by place value and start subtracting from the rightmost column.

Front

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

Back

You need to borrow from the next column to the left.

Front

Solve: 5,059 - 3,173

Back

1,886

Front

Solve: 9,080 - 2,978

Back

6,102

Front

Solve: 3,704 - 2,495

Back

1,209

Front

Solve: 8,735 - 2,812

Back

5,923

Front

Solve: 9,205 - 6,102

Back

3,103

Front

What is the importance of place value in subtraction?

Back

Place value helps us understand the value of each digit and ensures accurate borrowing and subtraction.