Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 1/5 and 21/24

1/5 + 21/24 is 43/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 24 is 120
  2. For the 1st fraction, since 5 × 24 = 120,
    1/5 = 1 × 24/5 × 24 = 24/120
  3. Likewise, for the 2nd fraction, since 24 × 5 = 120,
    21/24 = 21 × 5/24 × 5 = 105/120
  4. Add the two fractions:
    24/120 + 105/120 = 24 + 105/120 = 129/120
  5. 129/120 simplified gives 43/40
  6. So, 1/5 + 21/24 = 43/40
    In mixed form: 13/40

MathStep (Works offline)

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

Related:

© everydaycalculation.com