Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 90/84 and 5/12

1st number: 1 6/84, 2nd number: 5/12

90/84 + 5/12 is 125/84.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 12 is 84
  2. For the 1st fraction, since 84 × 1 = 84,
    90/84 = 90 × 1/84 × 1 = 90/84
  3. Likewise, for the 2nd fraction, since 12 × 7 = 84,
    5/12 = 5 × 7/12 × 7 = 35/84
  4. Add the two fractions:
    90/84 + 35/84 = 90 + 35/84 = 125/84
  5. So, 90/84 + 5/12 = 125/84
    In mixed form: 141/84

MathStep (Works offline)

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

Related:

© everydaycalculation.com