Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 30/42 and 45/48

30/42 + 45/48 is 185/112.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 48 is 336

    Next, find the equivalent fraction of both fractional numbers with denominator 336
  2. For the 1st fraction, since 42 × 8 = 336,
    30/42 = 30 × 8/42 × 8 = 240/336
  3. Likewise, for the 2nd fraction, since 48 × 7 = 336,
    45/48 = 45 × 7/48 × 7 = 315/336
  4. Add the two like fractions:
    240/336 + 315/336 = 240 + 315/336 = 555/336
  5. 555/336 simplified gives 185/112
  6. So, 30/42 + 45/48 = 185/112
    In mixed form: 173/112

MathStep (Works offline)

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

Related:

© everydaycalculation.com