Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 18/60 and 15/8

1st number: 18/60, 2nd number: 1 7/8

18/60 + 15/8 is 87/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 8 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 60 × 2 = 120,
    18/60 = 18 × 2/60 × 2 = 36/120
  3. Likewise, for the 2nd fraction, since 8 × 15 = 120,
    15/8 = 15 × 15/8 × 15 = 225/120
  4. Add the two like fractions:
    36/120 + 225/120 = 36 + 225/120 = 261/120
  5. 261/120 simplified gives 87/40
  6. So, 18/60 + 15/8 = 87/40
    In mixed form: 27/40

MathStep (Works offline)

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

Related:

© everydaycalculation.com