Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 16/28 and 56/72

16/28 + 56/72 is 85/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 72 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 28 × 18 = 504,
    16/28 = 16 × 18/28 × 18 = 288/504
  3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
    56/72 = 56 × 7/72 × 7 = 392/504
  4. Add the two like fractions:
    288/504 + 392/504 = 288 + 392/504 = 680/504
  5. 680/504 simplified gives 85/63
  6. So, 16/28 + 56/72 = 85/63
    In mixed form: 122/63

MathStep (Works offline)

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

Related:

© everydaycalculation.com