Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 63/8 from 35/18

1st number: 1 17/18, 2nd number: 7 7/8

35/18 - 63/8 is -427/72.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 8 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 18 × 4 = 72,
    35/18 = 35 × 4/18 × 4 = 140/72
  3. Likewise, for the 2nd fraction, since 8 × 9 = 72,
    63/8 = 63 × 9/8 × 9 = 567/72
  4. Subtract the two like fractions:
    140/72 - 567/72 = 140 - 567/72 = -427/72

MathStep (Works offline)

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

Related:

© everydaycalculation.com