Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 70/72 and 15/49

70/72 + 15/49 is 2255/1764.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 49 is 3528

    Next, find the equivalent fraction of both fractional numbers with denominator 3528
  2. For the 1st fraction, since 72 × 49 = 3528,
    70/72 = 70 × 49/72 × 49 = 3430/3528
  3. Likewise, for the 2nd fraction, since 49 × 72 = 3528,
    15/49 = 15 × 72/49 × 72 = 1080/3528
  4. Add the two like fractions:
    3430/3528 + 1080/3528 = 3430 + 1080/3528 = 4510/3528
  5. 4510/3528 simplified gives 2255/1764
  6. So, 70/72 + 15/49 = 2255/1764
    In mixed form: 1491/1764

MathStep (Works offline)

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

Related:

© everydaycalculation.com