3-Digit Addition with Regrouping

Front

What is 3-digit addition?

Back

3-digit addition is the process of adding numbers that have three digits, which can include regrouping when the sum of a column exceeds 9.

Front

What does regrouping mean in addition?

Back

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

Front

Calculate the sum of 321 and 456.

Back

The sum of 321 and 456 is 777.

Front

Add 654 and 987.

Back

The sum of 654 and 987 is 1641.

Front

Find the total when 156 and 287 are added.

Back

The total when 156 and 287 are added is 443.

Front

What is the sum of 987 and 654?

Back

The sum of 987 and 654 is 1641.

Front

Calculate the sum of 876 and 543.

Back

The sum of 876 and 543 is 1419.

Front

What is the first step in 3-digit addition?

Back

The first step is to align the numbers by their place values: hundreds, tens, and ones.

Front

How do you add the ones place in 3-digit addition?

Back

Add the digits in the ones place together. If the sum is 10 or more, regroup by carrying over to the tens place.

Front

How do you add the tens place in 3-digit addition?

Back

Add the digits in the tens place along with any carry from the ones place. Regroup if necessary.