Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 3/70 and 28/81

3/70 + 28/81 is 2203/5670.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 81 is 5670
  2. For the 1st fraction, since 70 × 81 = 5670,
    3/70 = 3 × 81/70 × 81 = 243/5670
  3. Likewise, for the 2nd fraction, since 81 × 70 = 5670,
    28/81 = 28 × 70/81 × 70 = 1960/5670
  4. Add the two fractions:
    243/5670 + 1960/5670 = 243 + 1960/5670 = 2203/5670
  5. So, 3/70 + 28/81 = 2203/5670

MathStep (Works offline)

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

Related:

© everydaycalculation.com