Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 4/8 and 75/81

4/8 + 75/81 is 77/54.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 81 is 648

    Next, find the equivalent fraction of both fractional numbers with denominator 648
  2. For the 1st fraction, since 8 × 81 = 648,
    4/8 = 4 × 81/8 × 81 = 324/648
  3. Likewise, for the 2nd fraction, since 81 × 8 = 648,
    75/81 = 75 × 8/81 × 8 = 600/648
  4. Add the two like fractions:
    324/648 + 600/648 = 324 + 600/648 = 924/648
  5. 924/648 simplified gives 77/54
  6. So, 4/8 + 75/81 = 77/54
    In mixed form: 123/54

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com