Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 72/20 and 1/49

1st number: 3 12/20, 2nd number: 1/49

72/20 + 1/49 is 887/245.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 49 is 980

    Next, find the equivalent fraction of both fractional numbers with denominator 980
  2. For the 1st fraction, since 20 × 49 = 980,
    72/20 = 72 × 49/20 × 49 = 3528/980
  3. Likewise, for the 2nd fraction, since 49 × 20 = 980,
    1/49 = 1 × 20/49 × 20 = 20/980
  4. Add the two like fractions:
    3528/980 + 20/980 = 3528 + 20/980 = 3548/980
  5. 3548/980 simplified gives 887/245
  6. So, 72/20 + 1/49 = 887/245
    In mixed form: 3152/245

MathStep (Works offline)

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

Related:

© everydaycalculation.com