Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 16/15 and 7/84

1st number: 1 1/15, 2nd number: 7/84

16/15 + 7/84 is 23/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 84 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 15 × 28 = 420,
    16/15 = 16 × 28/15 × 28 = 448/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    7/84 = 7 × 5/84 × 5 = 35/420
  4. Add the two like fractions:
    448/420 + 35/420 = 448 + 35/420 = 483/420
  5. 483/420 simplified gives 23/20
  6. So, 16/15 + 7/84 = 23/20
    In mixed form: 13/20

MathStep (Works offline)

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

Related:

© everydaycalculation.com