Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 90/12 and 20/24

1st number: 7 6/12, 2nd number: 20/24

90/12 + 20/24 is 25/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 24 is 24

    Next, find the equivalent fraction of both fractional numbers with denominator 24
  2. For the 1st fraction, since 12 × 2 = 24,
    90/12 = 90 × 2/12 × 2 = 180/24
  3. Likewise, for the 2nd fraction, since 24 × 1 = 24,
    20/24 = 20 × 1/24 × 1 = 20/24
  4. Add the two like fractions:
    180/24 + 20/24 = 180 + 20/24 = 200/24
  5. 200/24 simplified gives 25/3
  6. So, 90/12 + 20/24 = 25/3
    In mixed form: 81/3

MathStep (Works offline)

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

Related:

© everydaycalculation.com