Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 50/30 from 20/50

1st number: 20/50, 2nd number: 1 20/30

20/50 - 50/30 is -19/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 30 is 150
  2. For the 1st fraction, since 50 × 3 = 150,
    20/50 = 20 × 3/50 × 3 = 60/150
  3. Likewise, for the 2nd fraction, since 30 × 5 = 150,
    50/30 = 50 × 5/30 × 5 = 250/150
  4. Subtract the two fractions:
    60/150 - 250/150 = 60 - 250/150 = -190/150
  5. After reducing the fraction, the answer is -19/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com