Addition and Subtraction with and without 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 10.

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

7,030 - 4,556 = ?

Back

2,474

Front

4,958 + 593 = ?

Back

5,551

Front

6,000 - 2,978 = ?

Back

3,022

Front

4,050 - 1,776 = ?

Back

2,274

Front

9,699 + 3,958 = ?

Back

13,657

Front

What is the sum of two numbers?

Back

The sum is the result of adding two or more numbers together.

Front

What is the difference in subtraction?

Back

The difference is the result of subtracting one number from another.

Front

How do you add numbers with regrouping?

Back

Start from the rightmost column, add the digits, and if the sum is 10 or more, carry over to the next column.