Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 1/18 from 8/7

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

8/7 - 1/18 is 137/126.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 18 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 7 × 18 = 126,
    8/7 = 8 × 18/7 × 18 = 144/126
  3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
    1/18 = 1 × 7/18 × 7 = 7/126
  4. Subtract the two like fractions:
    144/126 - 7/126 = 144 - 7/126 = 137/126
  5. In mixed form: 111/126

MathStep (Works offline)

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

Related:

© everydaycalculation.com