Double Digit Addition With Regrouping

Front

What is double digit addition?

Back

Double digit addition is the process of adding two numbers that each have two digits, such as 23 + 45.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

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 10.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

Solve: 27 + 56

Back

83

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

Solve: 34 + 29

Back

63

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

Solve: 48 + 36

Back

84

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the sum of 45 and 28?

Back

73

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What do you do when the sum of the ones place is 10 or more?

Back

You regroup by carrying over 1 to the tens place.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

Solve: 59 + 24

Back

83

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

Solve: 76 + 19

Back

95

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the first step in double digit addition?

Back

Line up the numbers by their place values (ones under ones, tens under tens).

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5