Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 24/20 and 7/84

1st number: 1 4/20, 2nd number: 7/84

24/20 + 7/84 is 77/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 84 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 20 × 21 = 420,
    24/20 = 24 × 21/20 × 21 = 504/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    7/84 = 7 × 5/84 × 5 = 35/420
  4. Add the two like fractions:
    504/420 + 35/420 = 504 + 35/420 = 539/420
  5. 539/420 simplified gives 77/60
  6. So, 24/20 + 7/84 = 77/60
    In mixed form: 117/60

MathStep (Works offline)

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

Related:

© everydaycalculation.com