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Why are equivalent fractions important when adding and subtracting fractions?
Wiki User
∙ 13y ago
Because to add or subtract two fractions you first have to find equivalent fractions for both which have the same denominator.
Wiki User
∙ 13y ago
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Who invented adding and subtracting fractions?
Me
How do you solve a fraction problem when you don't have the same denominator?
If you are adding or subtracting unlike fractions, convert them to equivalent fractions with a common denominator.
Adding and subtracting fractions?
Pulled and mulled
When would you need to know what LCM is?
When you are adding or subtracting fractions.
Why do you have to have a common denominator?
A common denominator is needed when adding or subtracting fractions of different denominators.
How do you subtract fractions with negative fractions?
Subtracting a negative fraction is the same as adding its positive equivalent.
What is the definition of adding and subtracting fractions with unlike denominators?
What is the definition of Adding and Subtracting Like Fractions
What must you do first before adding or subtracting unlike fractions?
you must make the fractions equivalent and with the same denomenator
Why does the equivalent fraction make adding and subtracting fractions easier?
You cannot add or subtract fractions with different denominators. If the denominators are different then you need to work with equivalent fractions.
How are adding and subtracting fractions similar?
Subtracting a fraction is the same as adding its negative.
What types of problems can be solved using the the LCM?
Anything having to do with adding or subtracting unlike fractions.
What are the rules for adding fractions?
Ensure that the denominators are the same when adding or subtracting fractions.
How are adding fractions different?
When adding or subtracting fractions their denominators must be the same
What is the most important thing about adding and subtracting fractions?
Making sure the denominators are the same.
Who invented adding and subtracting fractions?
Me
How do you solve a fraction problem when you don't have the same denominator?
If you are adding or subtracting unlike fractions, convert them to equivalent fractions with a common denominator.
Why might it be important to know how to calculate least common multiples?
It helps in the adding and subtracting of fractions.
