Addition with regrouping (3.4A)

Front

What is addition with regrouping?

Back

Addition with regrouping is a method used when the sum of digits in a column exceeds 9, requiring the 'extra' value to be carried over to the next column.

Front

How do you perform addition with regrouping?

Back

1. Align the numbers by place value. 2. Start adding from the rightmost column. 3. If the sum exceeds 9, carry over the extra value to the next column.

Front

What is the sum of 165 and 44?

Back

209

Front

What is the sum of 2,485 and 1,409?

Back

3,894

Front

What is the sum of 126 and 171?

Back

297

Front

If Mrs. Griffey drove 278 miles on Tuesday and 342 miles on Wednesday, how do you find the total miles driven?

Back

Add the two distances: 278 + 342 = 620 miles.

Front

If Mr. Watson bought 432 pieces of candy and 468 pieces of candy, how do you find the total pieces?

Back

Add the two amounts: 432 + 468 = 900 pieces of candy.

Front

What is the importance of place value in addition?

Back

Place value helps in aligning numbers correctly for addition, ensuring that digits are added in their respective columns.

Front

What happens when the sum of a column exceeds 9 during addition?

Back

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

Front

What is a practical application of addition with regrouping?

Back

It is used in real-life scenarios such as calculating total distances traveled, total costs, or quantities.