3 Digit Subtraction With Regrouping

Front

What is regrouping in subtraction?

Back

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

Front

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

Back

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

Front

How do you subtract in the ones place when the top digit is smaller than the bottom digit?

Back

You need to borrow 1 from the tens place, which makes the ones place digit 10 more than it was.

Front

What do you do after borrowing in subtraction?

Back

After borrowing, you subtract the bottom digit from the adjusted top digit.

Front

Solve: 528 - 129

Back

399

Front

Solve: 409 - 152

Back

257

Front

Solve: 423 - 276

Back

147

Front

Solve: 824 - 647

Back

177

Front

Solve: 537 - 212

Back

325

Front

What is the result of subtracting a larger number from a smaller number?

Back

You cannot subtract a larger number from a smaller number without regrouping.