Double Digit Addition

Front

What is double digit addition?

Back

Double digit addition is the process of adding two numbers that each have two digits, resulting in a sum that may also be a two-digit or three-digit number.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the sum of 38 and 24?

Back

The sum of 38 and 24 is 62.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the sum of 25 and 36?

Back

The sum of 25 and 36 is 61.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the sum of 26 and 54?

Back

The sum of 26 and 54 is 80.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the sum of 67 and 15?

Back

The sum of 67 and 15 is 82.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the sum of 77 and 17?

Back

The sum of 77 and 17 is 94.

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Front

How do you carry over in double digit addition?

Back

When the sum of the digits in a column exceeds 9, you carry over the tens digit to the next column.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the importance of place value in addition?

Back

Place value helps in aligning numbers correctly for addition, ensuring that units, tens, hundreds, etc., are added in their respective columns.

Tags

CCSS.2.NBT.B.7

Front

What is a common strategy for double digit addition?

Back

A common strategy is to add the tens digits first, then the units digits, and finally combine the results.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the result of adding two even numbers?

Back

The result of adding two even numbers is always an even number.

Tags

CCSS.3.OA.D.9