Seven is the G. C. D. of 35 and 56; hence 35/56 ÷ 7 = 5/8.
A fraction whose terms have no common divisor is in its lowest terms, as
9/16.
To reduce an improper fraction to a whole or mixed number:
RULE.--Divide the numerator by the denominator; the quotient will be the
whole or mixed number.
How many units in 30/6?
WORK: 30 ÷ 6 = 5 _Ans._ 5.
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 + 3 _Ans._ 18-3/4.
In 75 fourths there are 18 units, and 3 fourths over, which equals
18-3/4.
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 18-3/4 to an improper fraction.