Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 12/10 and 90/6

1st number: 1 2/10, 2nd number: 15 0/6

12/10 + 90/6 is 81/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 6 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 10 × 3 = 30,
    12/10 = 12 × 3/10 × 3 = 36/30
  3. Likewise, for the 2nd fraction, since 6 × 5 = 30,
    90/6 = 90 × 5/6 × 5 = 450/30
  4. Add the two like fractions:
    36/30 + 450/30 = 36 + 450/30 = 486/30
  5. 486/30 simplified gives 81/5
  6. So, 12/10 + 90/6 = 81/5
    In mixed form: 161/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com