Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 90/35 and 27/12

1st number: 2 20/35, 2nd number: 2 3/12

90/35 + 27/12 is 135/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 12 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 35 × 12 = 420,
    90/35 = 90 × 12/35 × 12 = 1080/420
  3. Likewise, for the 2nd fraction, since 12 × 35 = 420,
    27/12 = 27 × 35/12 × 35 = 945/420
  4. Add the two like fractions:
    1080/420 + 945/420 = 1080 + 945/420 = 2025/420
  5. 2025/420 simplified gives 135/28
  6. So, 90/35 + 27/12 = 135/28
    In mixed form: 423/28

MathStep (Works offline)

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

Related:

© everydaycalculation.com