Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 60/21 and 60/18

1st number: 2 18/21, 2nd number: 3 6/18

60/21 + 60/18 is 130/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 18 is 126
  2. For the 1st fraction, since 21 × 6 = 126,
    60/21 = 60 × 6/21 × 6 = 360/126
  3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
    60/18 = 60 × 7/18 × 7 = 420/126
  4. Add the two fractions:
    360/126 + 420/126 = 360 + 420/126 = 780/126
  5. 780/126 simplified gives 130/21
  6. So, 60/21 + 60/18 = 130/21
    In mixed form: 64/21

MathStep (Works offline)

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

Related:

© everydaycalculation.com