Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 25/20 and 30/28

1st number: 1 5/20, 2nd number: 1 2/28

25/20 + 30/28 is 65/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 28 is 140
  2. For the 1st fraction, since 20 × 7 = 140,
    25/20 = 25 × 7/20 × 7 = 175/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    30/28 = 30 × 5/28 × 5 = 150/140
  4. Add the two fractions:
    175/140 + 150/140 = 175 + 150/140 = 325/140
  5. After reducing the fraction, the answer is 65/28
  6. In mixed form: 29/28

MathStep (Works offline)

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

Related:

© everydaycalculation.com