Addition with Regrouping

Front

849 + 143 =

Back

992

Front

799 + 154 =

Back

953

Front

569 + 231 =

Back

800

Front

234 + 345 =

Back

579

Front

449 + 449 =

Back

898

Front

What is regrouping in addition?

Back

Regrouping is the process of carrying over a value from one column to the next when the sum exceeds 10.

Front

What do you do when the sum of the ones place is greater than 9?

Back

You carry over 1 to the tens place and write down the remainder in the ones place.

Front

How do you add two-digit numbers with regrouping?

Back

Add the ones place first, regroup if necessary, then add the tens place.

Front

What is the sum of 50 + 30?

Back

80

Front

What is the sum of 27 + 15?

Back

42