Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 7/90 from 5/18

5/18 - 7/90 is 1/5.

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,
    5/18 = 5 × 5/18 × 5 = 25/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    7/90 = 7 × 1/90 × 1 = 7/90
  4. Subtract the two like fractions:
    25/90 - 7/90 = 25 - 7/90 = 18/90
  5. After reducing the fraction, the answer is 1/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com