Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 28/8 from 6/7

1st number: 6/7, 2nd number: 3 4/8

6/7 - 28/8 is -37/14.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 8 is 56

    Next, find the equivalent fraction of both fractional numbers with denominator 56
  2. For the 1st fraction, since 7 × 8 = 56,
    6/7 = 6 × 8/7 × 8 = 48/56
  3. Likewise, for the 2nd fraction, since 8 × 7 = 56,
    28/8 = 28 × 7/8 × 7 = 196/56
  4. Subtract the two like fractions:
    48/56 - 196/56 = 48 - 196/56 = -148/56
  5. After reducing the fraction, the answer is -37/14

MathStep (Works offline)

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

Related:

© everydaycalculation.com