Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 10/18 and 72/63

1st number: 10/18, 2nd number: 1 9/63

10/18 + 72/63 is 107/63.

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,
    10/18 = 10 × 7/18 × 7 = 70/126
  3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
    72/63 = 72 × 2/63 × 2 = 144/126
  4. Add the two like fractions:
    70/126 + 144/126 = 70 + 144/126 = 214/126
  5. 214/126 simplified gives 107/63
  6. So, 10/18 + 72/63 = 107/63
    In mixed form: 144/63

MathStep (Works offline)

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

Related:

© everydaycalculation.com