A fraction can only be converted to a whole number if the numerator is divisible by the denominator
Divide the numerator by the denominator
If the result is a whole number, that is the answer
If the result is not a whole number, the fraction cannot be converted to a whole number exactly
Simplify the fraction first if possible
Convert a mixed number to a whole number only when the fractional part equals 0
Use equivalent fractions to check whether the fraction becomes a whole number
If the fraction is greater than 1, the quotient may be a whole number after division