Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 28/42 and 60/72

28/42 + 60/72 is 3/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 72 is 504
  2. For the 1st fraction, since 42 × 12 = 504,
    28/42 = 28 × 12/42 × 12 = 336/504
  3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
    60/72 = 60 × 7/72 × 7 = 420/504
  4. Add the two fractions:
    336/504 + 420/504 = 336 + 420/504 = 756/504
  5. After reducing the fraction, the answer is 3/2
  6. In mixed form: 11/2

MathStep (Works offline)

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

Related:

© everydaycalculation.com