Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 6/20 from 3/27

3/27 - 6/20 is -17/90.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 20 is 540

    Next, find the equivalent fraction of both fractional numbers with denominator 540
  2. For the 1st fraction, since 27 × 20 = 540,
    3/27 = 3 × 20/27 × 20 = 60/540
  3. Likewise, for the 2nd fraction, since 20 × 27 = 540,
    6/20 = 6 × 27/20 × 27 = 162/540
  4. Subtract the two like fractions:
    60/540 - 162/540 = 60 - 162/540 = -102/540
  5. After reducing the fraction, the answer is -17/90

MathStep (Works offline)

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

Related:

© everydaycalculation.com