There are as many units in 30 sixths as 6 is contained times in 30.
Reduce 75⁄4 to a mixed number.
Work:75÷ 4 = 18 + 3Ans. 183⁄4.
In 75 fourths there are 18 units, and 3 fourths over, which equals 183⁄4.
To reduce a mixed number to an improper fraction:
Rule.—Multiply the whole number by the denominator of the fraction; add the numerator to the product, and write the sum over the denominator.
Reduce 183⁄4 to an improper fraction.
Work: 18 × 4 = 7272⁄4 + 3⁄4 = 75⁄4Ans. 75⁄4.
In 18 are 72 fourths, plus the 3 fourths, equals 75 fourths.
To reduce two or more fractions to their least common denominator: