Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 35/50 from 30/80

30/80 - 35/50 is -13/40.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 50 is 400
  2. For the 1st fraction, since 80 × 5 = 400,
    30/80 = 30 × 5/80 × 5 = 150/400
  3. Likewise, for the 2nd fraction, since 50 × 8 = 400,
    35/50 = 35 × 8/50 × 8 = 280/400
  4. Subtract the two fractions:
    150/400 - 280/400 = 150 - 280/400 = -130/400
  5. After reducing the fraction, the answer is -13/40

MathStep (Works offline)

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

Related:

© everydaycalculation.com