Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 35/28 and 20/70

1st number: 1 7/28, 2nd number: 20/70

35/28 + 20/70 is 43/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 70 is 140
  2. For the 1st fraction, since 28 × 5 = 140,
    35/28 = 35 × 5/28 × 5 = 175/140
  3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
    20/70 = 20 × 2/70 × 2 = 40/140
  4. Add the two fractions:
    175/140 + 40/140 = 175 + 40/140 = 215/140
  5. 215/140 simplified gives 43/28
  6. So, 35/28 + 20/70 = 43/28
    In mixed form: 115/28

MathStep (Works offline)

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

Related:

© everydaycalculation.com