Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 15/60 and 18/40

15/60 + 18/40 is 7/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 40 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 60 × 2 = 120,
    15/60 = 15 × 2/60 × 2 = 30/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    18/40 = 18 × 3/40 × 3 = 54/120
  4. Add the two like fractions:
    30/120 + 54/120 = 30 + 54/120 = 84/120
  5. 84/120 simplified gives 7/10
  6. So, 15/60 + 18/40 = 7/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com