Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 20/18 and 49/56

1st number: 1 2/18, 2nd number: 49/56

20/18 + 49/56 is 143/72.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 56 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 18 × 28 = 504,
    20/18 = 20 × 28/18 × 28 = 560/504
  3. Likewise, for the 2nd fraction, since 56 × 9 = 504,
    49/56 = 49 × 9/56 × 9 = 441/504
  4. Add the two like fractions:
    560/504 + 441/504 = 560 + 441/504 = 1001/504
  5. 1001/504 simplified gives 143/72
  6. So, 20/18 + 49/56 = 143/72
    In mixed form: 171/72

MathStep (Works offline)

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

Related:

© everydaycalculation.com