Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 63/8 from 10/7

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

10/7 - 63/8 is -361/56.

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,
    10/7 = 10 × 8/7 × 8 = 80/56
  3. Likewise, for the 2nd fraction, since 8 × 7 = 56,
    63/8 = 63 × 7/8 × 7 = 441/56
  4. Subtract the two like fractions:
    80/56 - 441/56 = 80 - 441/56 = -361/56

MathStep (Works offline)

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

Related:

© everydaycalculation.com