Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 16/12 and 18/90

1st number: 1 4/12, 2nd number: 18/90

16/12 + 18/90 is 23/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 90 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 12 × 15 = 180,
    16/12 = 16 × 15/12 × 15 = 240/180
  3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
    18/90 = 18 × 2/90 × 2 = 36/180
  4. Add the two like fractions:
    240/180 + 36/180 = 240 + 36/180 = 276/180
  5. 276/180 simplified gives 23/15
  6. So, 16/12 + 18/90 = 23/15
    In mixed form: 18/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com