Addition and Subtraction with Regrouping

Front

What is regrouping in addition?

Back

Regrouping in addition is the process of carrying over a value from one column to the next when the sum of a column exceeds 9.

Front

What is regrouping in subtraction?

Back

Regrouping in subtraction is the process of borrowing from the next column when the top number is smaller than the bottom number in a column.

Front

What is the sum of 7658 and 79?

Back

7737

Front

What is the difference between 6589 and 4271?

Back

2318

Front

What is the sum of 6213 and 2418?

Back

8631

Front

What is the result of 3628 + 795?

Back

3423

Front

What is the result of 5620 - 3456?

Back

2164

Front

How do you add two numbers with regrouping?

Back

1. Add the digits in the rightmost column. 2. If the sum is 10 or more, carry over to the next column. 3. Repeat for all columns.

Front

How do you subtract two numbers 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. 3. Subtract each column.

Front

What is the term for the result of addition?

Back

Sum