Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 1/28 and 9/70

1/28 + 9/70 is 23/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 70 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 28 × 5 = 140,
    1/28 = 1 × 5/28 × 5 = 5/140
  3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
    9/70 = 9 × 2/70 × 2 = 18/140
  4. Add the two like fractions:
    5/140 + 18/140 = 5 + 18/140 = 23/140
  5. So, 1/28 + 9/70 = 23/140

MathStep (Works offline)

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

Related:

© everydaycalculation.com