Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 70/20 and 60/18

1st number: 3 10/20, 2nd number: 3 6/18

70/20 + 60/18 is 41/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 18 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    70/20 = 70 × 9/20 × 9 = 630/180
  3. Likewise, for the 2nd fraction, since 18 × 10 = 180,
    60/18 = 60 × 10/18 × 10 = 600/180
  4. Add the two like fractions:
    630/180 + 600/180 = 630 + 600/180 = 1230/180
  5. 1230/180 simplified gives 41/6
  6. So, 70/20 + 60/18 = 41/6
    In mixed form: 65/6

MathStep (Works offline)

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

Related:

© everydaycalculation.com