Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 81/18 and 6/63

1st number: 4 9/18, 2nd number: 6/63

81/18 + 6/63 is 193/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 63 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 18 × 7 = 126,
    81/18 = 81 × 7/18 × 7 = 567/126
  3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
    6/63 = 6 × 2/63 × 2 = 12/126
  4. Add the two like fractions:
    567/126 + 12/126 = 567 + 12/126 = 579/126
  5. 579/126 simplified gives 193/42
  6. So, 81/18 + 6/63 = 193/42
    In mixed form: 425/42

MathStep (Works offline)

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

Related:

© everydaycalculation.com