Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 21/15 and 60/24

1st number: 1 6/15, 2nd number: 2 12/24

21/15 + 60/24 is 39/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 24 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 15 × 8 = 120,
    21/15 = 21 × 8/15 × 8 = 168/120
  3. Likewise, for the 2nd fraction, since 24 × 5 = 120,
    60/24 = 60 × 5/24 × 5 = 300/120
  4. Add the two like fractions:
    168/120 + 300/120 = 168 + 300/120 = 468/120
  5. 468/120 simplified gives 39/10
  6. So, 21/15 + 60/24 = 39/10
    In mixed form: 39/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com