Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 18/10 and 45/28

1st number: 1 8/10, 2nd number: 1 17/28

18/10 + 45/28 is 477/140.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 10 × 14 = 140,
    18/10 = 18 × 14/10 × 14 = 252/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    45/28 = 45 × 5/28 × 5 = 225/140
  4. Add the two like fractions:
    252/140 + 225/140 = 252 + 225/140 = 477/140
  5. So, 18/10 + 45/28 = 477/140
    In mixed form: 357/140

MathStep (Works offline)

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

Related:

© everydaycalculation.com