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# Sums of Fractions with Like Denominators

## Result of adding numerators over denominator

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.
• Video

by CK-12 //basic
Watch how to add and subtract fractions.
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• Video

by CK-12 //basic
Explains how to add fractions with like and unlike denominators. It also explains why we must have a common denominator when adding fractions.
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• Video

## Adding and Subtracting Fractions with Like Denominators - Example 1

by CK-12 //basic
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• Video

## Adding and Subtracting Fractions with Like Denominators - Example 2

by CK-12 //basic
Subtract fractions with like denominators
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• Video

## Adding and Subtracting Fractions with Like Denominators - Example 3

by CK-12 //basic
Add and subtract fractions with like denominators: word problems
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