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What else can I help you with?
What are the rules for fractions?
addition,subtraction,multiplication,division
What Proper fractions that have the same denominator in addition or subtraction are called?
like fractions
Why do you have to find a common denominator?
Addition or subtraction of fractions require "like" fractions: that is, fractions with the same denominator.
How do you use greatest common factor with addition and subtraction of fractions?
You don't. You use the GCF to reduce the answer once the addition or subtraction is complete.
How is subtracting fractions different from adding fractions?
In subtraction you take away rather than add. Also, addition is commutative, subtraction is not so the order of the numbers does matter for subtraction.
Why change mixed numbers to improper fractions?
For addition, subtraction, division and multiplication with other fractions
What is the purpose of finding an LCM?
It assists in the proper addition and subtraction of fractions.
In order to perform this opertation fractions must have the same denominators?
Addition or subtraction
What is the meaning of addition and subtraction of similar fraction?
Similar fractions are fractions with the same denominator. In order to add or subtract fractions they need to be similar.
Why do common denominators lead to the correct answer?
In what type of problem exactly? For addition and subtraction of fractions
What scientific advancement did the Chaldeans make?
Mathematics - including addition, subtraction equations, fractions. Astronomy - movement of stars, planets, moon. Medicine - diagnosis and remedies.
Can you cross multiply when there is an addition or subtraction symbol between the two fractions?
yeah~!! fractions are 2 between the symbol of subtraction or addition to multiply the single denominator not the married denominator or either the in a relationship numerator... ehehhehehe hope it helped ~ BOLD
