Three-Digit Addition with Regrouping

Front

What is three-digit addition?

Back

Three-digit addition is the process of adding numbers that have three digits, such as 123 or 456.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What does regrouping mean in addition?

Back

Regrouping in addition means carrying over a value from one column to the next when the sum exceeds 9.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the sum of 935 and 268?

Back

The sum of 935 and 268 is 1203.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 183 and 427?

Back

The sum of 183 and 427 is 610.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 731 and 469?

Back

The sum of 731 and 469 is 1200.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 598 and 304?

Back

The sum of 598 and 304 is 902.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 819 and 476?

Back

The sum of 819 and 476 is 1295.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

How do you add numbers with regrouping?

Back

To add numbers with regrouping, start from the rightmost column, add the digits, and if the sum is 10 or more, carry over to the next column.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the first step in three-digit addition?

Back

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

Tags

CCSS.2.NBT.B.7

Front

What do you do if the sum of the ones column is greater than 9?

Back

If the sum of the ones column is greater than 9, write down the last digit and carry over the first digit to the tens column.

Tags

CCSS.2.NBT.B.6