Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 2/90 from 3/18

3/18 - 2/90 is 13/90.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 90 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 18 × 5 = 90,
    3/18 = 3 × 5/18 × 5 = 15/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    2/90 = 2 × 1/90 × 1 = 2/90
  4. Subtract the two like fractions:
    15/90 - 2/90 = 15 - 2/90 = 13/90

MathStep (Works offline)

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

Related:

© everydaycalculation.com