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## Add and subtract decimals by lining up the decimal points.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

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Learn to add and subtract decimals with and without rounding
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This concept reviews adding decimals using different representations.
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Find sums of decimals by adding vertically.
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by MCPS Math //basic
Find sums of decimals by adding vertically.
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Find sums of decimals by adding vertically.
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by Liz Grunow //basic
Find sums of decimals by adding vertically.
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Add and subtract decimals with and without rounding
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0

Find sums of decimals by adding vertically.
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0

Add decimals with and without rounding
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0

Find out how to add decimal numbers.
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Learn to add and subtract decimals with and without rounding
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0

Learn to add and subtract decimals with and without rounding
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• PLIX

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• Video

by CK-12 //basic
Overview
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• Video

by CK-12 //basic
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• Video

by CK-12 //basic
Learn how to add and subtract decimals.
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• Video

by CK-12 //basic
Shows how to add decimal numbers with different number of digits.
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• Video

## Decimal Addition - Example 1

by CK-12 //basic
Adding decimals from the thousandths place to the tens place
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• Video

## Decimal Addition - Example 2

by CK-12 //basic
Adding decimals by inserting place-holding zeros
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## Decimal Addition - Example 3

by CK-12 //basic
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• 6
• Real World Application

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• Real World Application

## The World's Best Bikers

Find out what it takes to win the Tour de France.
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• Real World Application

## Guzzling Gasoline

Discover where you can find decimals at a gas station.
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• Study Guide

by Rayna Schlossberg //basic
Add and subtract integers, fractions, and decimals of similar and different signs.
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• Study Guide

by Alejandra Cantu //basic
Add and subtract integers, fractions, and decimals of similar and different signs.
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• Study Guide

by Alejandra Cantu //basic
Add and subtract integers, fractions, and decimals of similar and different signs.
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## The Legend of Dick and Dom (Demicals)

by Kyle Bardman //basic
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## Decimals Activity

by Kyle Bardman //basic
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• Flashcards

by Tiffany Kwok //basic
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• Flashcards

by Ellaine Chou //basic
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• Flashcards