To convert a mixed number to an improper fraction, multiply the denominator by the whole number, add that total to the numerator and put the whole thing over the original denominator.
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Suppose you have the mixed number X Y/Z.Then, as an improper fraction, it is (X*Z + Y)/Z
you use the number you want to express as the fraction as the numerator and the other number is the denominator. an example is, "express 1 as a fraction of 4" you would write it as 1/4
you have to multiply the top and bottom number by the same number
To express any whole number as a fraction, the numerator is the number and the denominator is 1.
You cannot do so.
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