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Earn +20 ptsQ: When adding or subtracting fractions you need to?
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How is subtracting fractions like adding fractions?
You need a common denominator for both.
When would you need to know what LCM is?
When you are adding or subtracting fractions.
Why would you need to use LCM?
When you are adding or subtracting fractions.
What is the definition of adding and subtracting fractions with unlike denominators?
What is the definition of Adding and Subtracting Like Fractions
How are adding and subtracting fractions similar?
Subtracting a fraction is the same as adding its negative.
Do you need a common denominator for dividing fractions?
No only when adding or subtracting fractions a common denominator is needed
Fractions Have The Same Denominators?
Not always but they need to have the same denominators when adding or subtracting them.
What types of problems can be solved using the the LCM?
Anything having to do with adding or subtracting unlike fractions.
How are adding fractions different?
When adding or subtracting fractions their denominators must be the same
What are the rules for adding fractions?
Ensure that the denominators are the same when adding or subtracting fractions.
Does division need a common denominator?
No, You only need a common denominator when adding or subtracting fractions.
Who invented adding and subtracting fractions?
Me
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