Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 80/28 and 7/10

1st number: 2 24/28, 2nd number: 7/10

80/28 + 7/10 is 249/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 10 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 28 × 5 = 140,
    80/28 = 80 × 5/28 × 5 = 400/140
  3. Likewise, for the 2nd fraction, since 10 × 14 = 140,
    7/10 = 7 × 14/10 × 14 = 98/140
  4. Add the two like fractions:
    400/140 + 98/140 = 400 + 98/140 = 498/140
  5. 498/140 simplified gives 249/70
  6. So, 80/28 + 7/10 = 249/70
    In mixed form: 339/70

MathStep (Works offline)

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

Related:

© everydaycalculation.com