Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 72/80 and 6/28

72/80 + 6/28 is 39/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 28 is 560

    Next, find the equivalent fraction of both fractional numbers with denominator 560
  2. For the 1st fraction, since 80 × 7 = 560,
    72/80 = 72 × 7/80 × 7 = 504/560
  3. Likewise, for the 2nd fraction, since 28 × 20 = 560,
    6/28 = 6 × 20/28 × 20 = 120/560
  4. Add the two like fractions:
    504/560 + 120/560 = 504 + 120/560 = 624/560
  5. 624/560 simplified gives 39/35
  6. So, 72/80 + 6/28 = 39/35
    In mixed form: 14/35

MathStep (Works offline)

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

Related:

© everydaycalculation.com