3 Digit Addition with Regrouping

Front

What is 3 Digit Addition with Regrouping?

Back

It is a method of adding numbers that have three digits, where you may need to carry over (regroup) when the sum of the digits in a column exceeds 9.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What does regrouping mean in addition?

Back

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

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

Front

What is the first step in 3 Digit Addition with Regrouping?

Back

Align the numbers by their place values: hundreds, tens, and ones.

Tags

CCSS.2.NBT.B.7

Front

How do you add the ones place in 3 Digit Addition?

Back

Add the digits in the ones place. If the sum is 10 or more, write down the last digit and carry over 1 to the tens place.

Tags

CCSS.2.NBT.B.7

Front

What do you do after adding the ones place?

Back

Add the digits in the tens place, including any carry-over from the ones place.

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

Front

What happens if the sum of the tens place is 10 or more?

Back

You write down the last digit of the sum and carry over 1 to the hundreds place.

Tags

CCSS.2.NBT.B.7

Front

How do you add the hundreds place in 3 Digit Addition?

Back

Add the digits in the hundreds place, including any carry-over from the tens place.

Tags

CCSS.2.NBT.B.7

Front

What is an example of 3 Digit Addition with Regrouping?

Back

Example: 456 + 378 = 834. Regrouping occurs when adding 5 + 7 in the ones place.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 931 + 433?

Back

The sum is 1364.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

What is the sum of 835 + 602?

Back

The sum is 1437.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2