 add three fractions then you add or subtract the numerators as indicated and put the resultant number over the denominator and reduce the fraction to lowest terms. add three fractions the fractions have the same denominator and if all have the same denominator then it is necessary to write the denominator only once.     add three fractions image titled add fractions with unlike denominators step 3. add three fractions converting fractions to other fractions.  add three fractions adding fractions with like denominators no simplifying no renaming.   add three fractions subtracting fractions worksheet super best worksheets images on of subtracting fractions worksheet. add three fractions adding fractions differentiated game upper year 5 6 by teaching resources.    add three fractions in this section we will present a method for simplifying fractions in which the numerator or denominator or both are themselves composed of fractions. add three fractions there are three vertical addition problems the first shows 2 and 1 half plus 5.   