Two-Digit Addition

Front

What is two-digit addition?

Back

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

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

Front

What is the sum of 38 and 42?

Back

80

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

Front

What is the sum of 17 and 29?

Back

46

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

Front

What is the sum of 64 and 29?

Back

93

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

Front

What is the sum of 24 and 57?

Back

81

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

Front

What is the sum of 23 and 45?

Back

68

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

Front

What do we call the result of an addition?

Back

The result of an addition is called the sum.

Tags

CCSS.6.EE.A.1

Front

What is the first step in adding two-digit numbers?

Back

The first step is to align the numbers by their place values (tens and ones).

Tags

CCSS.2.NBT.B.6

Front

How do you add the tens place in two-digit addition?

Back

You add the digits in the tens place together.

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

Front

How do you add the ones place in two-digit addition?

Back

You add the digits in the ones place together.

Tags

CCSS.2.NBT.B.5

CCSS.1.NBT.C.4