Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 90/18 from 50/5

1st number: 10 0/5, 2nd number: 5 0/18

50/5 - 90/18 is 5/1.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 18 is 90
  2. For the 1st fraction, since 5 × 18 = 90,
    50/5 = 50 × 18/5 × 18 = 900/90
  3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
    90/18 = 90 × 5/18 × 5 = 450/90
  4. Subtract the two fractions:
    900/90 - 450/90 = 900 - 450/90 = 450/90
  5. After reducing the fraction, the answer is 5/1

MathStep (Works offline)

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

Related:

© everydaycalculation.com