Adding 2 digits

Front

What is adding two digits?

Back

Adding two digits means combining two numbers that each have two digits, like 23 + 45.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the sum of 23 and 45?

Back

The sum of 23 and 45 is 68.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What do we call the result of adding numbers?

Back

The result of adding numbers is called the sum.

Tags

CCSS.6.EE.A.1

Front

If you add 30 and 40, what do you get?

Back

You get 70.

Tags

CCSS.2.NBT.B.5

Front

What is 12 + 15?

Back

12 + 15 equals 27.

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CCSS.2.NBT.B.5

Front

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

Back

The first step is to line up the numbers by their place values.

Tags

CCSS.2.NBT.B.6

Front

What is 50 + 25?

Back

50 + 25 equals 75.

Tags

CCSS.2.NBT.B.5

Front

What do you do if the sum is more than 9 in the ones place?

Back

You carry over the extra value to the next column.

Tags

CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is 34 + 21?

Back

34 + 21 equals 55.

Tags

CCSS.2.NBT.B.5

Front

What is the place value of 7 in the number 75?

Back

The place value of 7 in 75 is 70.

Tags

CCSS.4.NBT.A.1