Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 5/42 from 4/50

4/50 - 5/42 is -41/1050.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 42 is 1050
  2. For the 1st fraction, since 50 × 21 = 1050,
    4/50 = 4 × 21/50 × 21 = 84/1050
  3. Likewise, for the 2nd fraction, since 42 × 25 = 1050,
    5/42 = 5 × 25/42 × 25 = 125/1050
  4. Subtract the two fractions:
    84/1050 - 125/1050 = 84 - 125/1050 = -41/1050

MathStep (Works offline)

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

Related:

© everydaycalculation.com