Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 5/6 from 20/72

20/72 - 5/6 is -5/9.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 6 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 72 × 1 = 72,
    20/72 = 20 × 1/72 × 1 = 20/72
  3. Likewise, for the 2nd fraction, since 6 × 12 = 72,
    5/6 = 5 × 12/6 × 12 = 60/72
  4. Subtract the two like fractions:
    20/72 - 60/72 = 20 - 60/72 = -40/72
  5. After reducing the fraction, the answer is -5/9

MathStep (Works offline)

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

Related:

© everydaycalculation.com