Two-Digit Addition

Front

What is 21 + 47?

Back

68

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is 81 + 17?

Back

98

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is 42 + 51?

Back

93

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is 45 + 44?

Back

89

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is 12 + 10?

Back

22

Tags

CCSS.2.NBT.B.5

Front

What is the sum of two numbers?

Back

The result of adding two numbers together.

Tags

CCSS.1.OA.A.1

Front

What do we call the number we get after adding?

Back

The sum.

Tags

CCSS.6.EE.A.1

Front

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

Back

Align the numbers by place value.

Tags

CCSS.2.NBT.B.6

Front

What is carrying in addition?

Back

When the sum of a column is more than 9, we carry over to the next column.

Tags

CCSS.2.NBT.B.7

Front

What is a two-digit number?

Back

A number that has two digits, like 21 or 47.

Tags

CCSS.1.NBT.A.1