3.428 = 3 428/1000 = 3 107/250
You can not convert .75 into a mixed number. Sorry
Convert the mixed number to a decimal.
Convert the mixed number to a decimal and proceed.
Convert the mixed fraction to an improper fraction, multiply by the whole number, convert the answer back to a mixed fraction (if required).
Convert them to improper fractions.
Convert the mixed number to an improper fraction. Convert the whole number to a fraction with a common denominator. Proceed with the subtraction.
convert it into a mixed number
Since the absolute value of the fraction is less than 1 you cannot convert it into a mixed number.
by taking the mixed number and multiplying it by the decimal.
I belive that what you're trying to ask is how to convert 1.5 into a fraction. because 1.5 is already a mixed number.