Addition with Regrouping

Front

What is Addition with Regrouping?

Back

Addition with regrouping is a method used to add numbers that require carrying over a value to the next column when the sum exceeds 9.

Front

What do you do when the sum of a column is greater than 9?

Back

You regroup by carrying over the extra value to the next column on the left.

Front

Example of Addition with Regrouping: 27 + 48 = ?

Back

75 (7 + 4 = 11, carry over 1 to the next column, 2 + 1 + 4 = 7).

Front

What is the first step in adding two numbers with regrouping?

Back

Align the numbers by their place values (ones, tens, hundreds).

Front

When adding 651 + 349, what is the sum?

Back

1,000.

Front

When adding 604 + 207, what is the sum?

Back

811.

Front

When adding 279 + 758, what is the sum?

Back

1,037.

Front

When adding 357 + 149, what is the sum?

Back

506.

Front

How do you find the total number of items collected by two groups?

Back

Add the number of items collected by each group together.

Front

If 2nd grade collected 235 cans and 4th grade collected 258 cans, how many cans did they collect together?

Back

493 cans.