Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 70/5 and 20/12

1st number: 14 0/5, 2nd number: 1 8/12

70/5 + 20/12 is 47/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 12 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 5 × 12 = 60,
    70/5 = 70 × 12/5 × 12 = 840/60
  3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
    20/12 = 20 × 5/12 × 5 = 100/60
  4. Add the two like fractions:
    840/60 + 100/60 = 840 + 100/60 = 940/60
  5. 940/60 simplified gives 47/3
  6. So, 70/5 + 20/12 = 47/3
    In mixed form: 152/3

MathStep (Works offline)

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

Related:

© everydaycalculation.com