Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 14/15 and 75/72

1st number: 14/15, 2nd number: 1 3/72

14/15 + 75/72 is 79/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 15 × 24 = 360,
    14/15 = 14 × 24/15 × 24 = 336/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    75/72 = 75 × 5/72 × 5 = 375/360
  4. Add the two like fractions:
    336/360 + 375/360 = 336 + 375/360 = 711/360
  5. 711/360 simplified gives 79/40
  6. So, 14/15 + 75/72 = 79/40
    In mixed form: 139/40

MathStep (Works offline)

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

Related:

© everydaycalculation.com