Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 5/70 and 30/28

1st number: 5/70, 2nd number: 1 2/28

5/70 + 30/28 is 8/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 28 is 140
  2. For the 1st fraction, since 70 × 2 = 140,
    5/70 = 5 × 2/70 × 2 = 10/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    30/28 = 30 × 5/28 × 5 = 150/140
  4. Add the two fractions:
    10/140 + 150/140 = 10 + 150/140 = 160/140
  5. After reducing the fraction, the answer is 8/7
  6. In mixed form: 11/7

MathStep (Works offline)

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

Related:

© everydaycalculation.com