Like this example.
5 and 2/5 ( denominator times whole number and add numerator over denominator )
(5 * 5 + 2)/5
= 27/5
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convert into a mixed number.
Convert them to improper fractions.
Cancellation cannot be used to convert a mixed number into an improper fraction.
Convert the mixed number to an improper fraction and proceed.
Convert them to improper fractions with common denominators and proceed normally.
Convert the mixed fraction to an improper fraction, multiply by the whole number, convert the answer back to a mixed fraction (if required).
Convert the mixed number to an improper fraction. Convert the whole number to a fraction with a common denominator. Proceed with the subtraction.
You can't. Improper and proper fractions are two different things. You can convert an improper fraction to a mixed number.
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.
The majority of mixed numbers will convert to improper fractions. 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.
Convert it to an improper fraction.
Convert them to improper fractions and proceed.