Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 28/16 and 42/63

1st number: 1 12/16, 2nd number: 42/63

28/16 + 42/63 is 29/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 63 is 1008

    Next, find the equivalent fraction of both fractional numbers with denominator 1008
  2. For the 1st fraction, since 16 × 63 = 1008,
    28/16 = 28 × 63/16 × 63 = 1764/1008
  3. Likewise, for the 2nd fraction, since 63 × 16 = 1008,
    42/63 = 42 × 16/63 × 16 = 672/1008
  4. Add the two like fractions:
    1764/1008 + 672/1008 = 1764 + 672/1008 = 2436/1008
  5. 2436/1008 simplified gives 29/12
  6. So, 28/16 + 42/63 = 29/12
    In mixed form: 25/12

MathStep (Works offline)

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

Related:

© everydaycalculation.com