Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 72/20 and 8/98

1st number: 3 12/20, 2nd number: 8/98

72/20 + 8/98 is 902/245.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 98 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 98 × 10 = 980,
    8/98 = 8 × 10/98 × 10 = 80/980
  4. Add the two like fractions:
    3528/980 + 80/980 = 3528 + 80/980 = 3608/980
  5. 3608/980 simplified gives 902/245
  6. So, 72/20 + 8/98 = 902/245
    In mixed form: 3167/245

MathStep (Works offline)

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

Related:

© everydaycalculation.com