Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 63/84 and 42/14

1st number: 63/84, 2nd number: 3 0/14

63/84 + 42/14 is 15/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 14 is 84
  2. For the 1st fraction, since 84 × 1 = 84,
    63/84 = 63 × 1/84 × 1 = 63/84
  3. Likewise, for the 2nd fraction, since 14 × 6 = 84,
    42/14 = 42 × 6/14 × 6 = 252/84
  4. Add the two fractions:
    63/84 + 252/84 = 63 + 252/84 = 315/84
  5. 315/84 simplified gives 15/4
  6. So, 63/84 + 42/14 = 15/4
    In mixed form: 33/4

MathStep (Works offline)

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

Related:

© everydaycalculation.com