Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 72/80 and 10/28

72/80 + 10/28 is 44/35.

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,
    10/28 = 10 × 20/28 × 20 = 200/560
  4. Add the two like fractions:
    504/560 + 200/560 = 504 + 200/560 = 704/560
  5. 704/560 simplified gives 44/35
  6. So, 72/80 + 10/28 = 44/35
    In mixed form: 19/35

MathStep (Works offline)

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

Related:

© everydaycalculation.com