Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 30/70 and 70/28

1st number: 30/70, 2nd number: 2 14/28

30/70 + 70/28 is 41/14.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 70 × 2 = 140,
    30/70 = 30 × 2/70 × 2 = 60/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    70/28 = 70 × 5/28 × 5 = 350/140
  4. Add the two like fractions:
    60/140 + 350/140 = 60 + 350/140 = 410/140
  5. 410/140 simplified gives 41/14
  6. So, 30/70 + 70/28 = 41/14
    In mixed form: 213/14

MathStep (Works offline)

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

Related:

© everydaycalculation.com