Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 24/8 and 42/20

1st number: 3 0/8, 2nd number: 2 2/20

24/8 + 42/20 is 51/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 20 is 40
  2. For the 1st fraction, since 8 × 5 = 40,
    24/8 = 24 × 5/8 × 5 = 120/40
  3. Likewise, for the 2nd fraction, since 20 × 2 = 40,
    42/20 = 42 × 2/20 × 2 = 84/40
  4. Add the two fractions:
    120/40 + 84/40 = 120 + 84/40 = 204/40
  5. After reducing the fraction, the answer is 51/10
  6. In mixed form: 51/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com