Base 10 Addition

Front

What is Base 10 Addition?

Back

Base 10 Addition is a method of adding numbers using the decimal system, which is based on powers of 10.

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CCSS.5.NBT.B.7

Front

What does the term 'sum' mean?

Back

The sum is the result of adding two or more numbers together.

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CCSS.6.EE.A.1

Front

What is the first step in Base 10 Addition?

Back

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

Tags

CCSS.2.NBT.B.7

Front

How do you add 3 + 5 in Base 10?

Back

3 + 5 = 8.

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CCSS.2.NBT.B.5

CCSS.1.NBT.C.4

Front

What happens when you add 7 + 6?

Back

7 + 6 = 13. You write down 3 and carry over 1 to the next column.

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CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is carrying in addition?

Back

Carrying is when the sum of a column exceeds 10, and you move the extra value to the next column.

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CCSS.1.NBT.C.4

CCSS.2.NBT.B.5

Front

What is the place value of the number 45?

Back

In 45, 4 is in the tens place and 5 is in the ones place.

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CCSS.1.NBT.A.1

Front

How do you add 12 + 15?

Back

12 + 15 = 27.

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CCSS.1.OA.A.1

Front

What is a number line?

Back

A number line is a visual representation of numbers in a straight line, used to help with addition and subtraction.

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CCSS.2.MD.B.6

Front

What is the result of 20 + 30?

Back

20 + 30 = 50.

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CCSS.2.NBT.B.5