Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 27/18 from 12/14

1st number: 12/14, 2nd number: 1 9/18

12/14 - 27/18 is -9/14.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 18 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 14 × 9 = 126,
    12/14 = 12 × 9/14 × 9 = 108/126
  3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
    27/18 = 27 × 7/18 × 7 = 189/126
  4. Subtract the two like fractions:
    108/126 - 189/126 = 108 - 189/126 = -81/126
  5. After reducing the fraction, the answer is -9/14

MathStep (Works offline)

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

Related:

© everydaycalculation.com