Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 7/40 from 1/50

1/50 - 7/40 is -31/200.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 40 is 200

    Next, find the equivalent fraction of both fractional numbers with denominator 200
  2. For the 1st fraction, since 50 × 4 = 200,
    1/50 = 1 × 4/50 × 4 = 4/200
  3. Likewise, for the 2nd fraction, since 40 × 5 = 200,
    7/40 = 7 × 5/40 × 5 = 35/200
  4. Subtract the two like fractions:
    4/200 - 35/200 = 4 - 35/200 = -31/200

MathStep (Works offline)

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

Related:

© everydaycalculation.com