Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 12/42 and 10/63

12/42 + 10/63 is 4/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 63 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 42 × 3 = 126,
    12/42 = 12 × 3/42 × 3 = 36/126
  3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
    10/63 = 10 × 2/63 × 2 = 20/126
  4. Add the two like fractions:
    36/126 + 20/126 = 36 + 20/126 = 56/126
  5. 56/126 simplified gives 4/9
  6. So, 12/42 + 10/63 = 4/9

MathStep (Works offline)

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

Related:

© everydaycalculation.com