Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 18/54 from 50/84

50/84 - 18/54 is 11/42.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 54 is 756

    Next, find the equivalent fraction of both fractional numbers with denominator 756
  2. For the 1st fraction, since 84 × 9 = 756,
    50/84 = 50 × 9/84 × 9 = 450/756
  3. Likewise, for the 2nd fraction, since 54 × 14 = 756,
    18/54 = 18 × 14/54 × 14 = 252/756
  4. Subtract the two like fractions:
    450/756 - 252/756 = 450 - 252/756 = 198/756
  5. After reducing the fraction, the answer is 11/42

MathStep (Works offline)

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

Related:

© everydaycalculation.com