Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 20/49 and 4/72

20/49 + 4/72 is 409/882.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 3528
  2. For the 1st fraction, since 49 × 72 = 3528,
    20/49 = 20 × 72/49 × 72 = 1440/3528
  3. Likewise, for the 2nd fraction, since 72 × 49 = 3528,
    4/72 = 4 × 49/72 × 49 = 196/3528
  4. Add the two like fractions:
    1440/3528 + 196/3528 = 1440 + 196/3528 = 1636/3528
  5. 1636/3528 simplified gives 409/882
  6. So, 20/49 + 4/72 = 409/882

MathStep (Works offline)

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

Related:

© everydaycalculation.com