Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 14/90 and 40/12

1st number: 14/90, 2nd number: 3 4/12

14/90 + 40/12 is 157/45.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 90 × 2 = 180,
    14/90 = 14 × 2/90 × 2 = 28/180
  3. Likewise, for the 2nd fraction, since 12 × 15 = 180,
    40/12 = 40 × 15/12 × 15 = 600/180
  4. Add the two like fractions:
    28/180 + 600/180 = 28 + 600/180 = 628/180
  5. 628/180 simplified gives 157/45
  6. So, 14/90 + 40/12 = 157/45
    In mixed form: 322/45

MathStep (Works offline)

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

Related:

© everydaycalculation.com