Double Digit Addition with Regrouping

Front

What is double digit addition?

Back

Adding two numbers that each have two digits, such as 34 + 25.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What does regrouping mean in addition?

Back

Regrouping is when you carry 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 + 45

Back

72

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

Solve: 58 + 34

Back

92

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the sum of 19 and 20?

Back

39

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

Front

Solve: 76 + 29

Back

105

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: 34 + 68

Back

102

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the first step in double digit addition?

Back

Add the numbers in the ones place.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

Solve: 45 + 57

Back

102

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5