Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 4/5 from 3/4

3/4 - 4/5 is -1/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 5 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    3/4 = 3 × 5/4 × 5 = 15/20
  3. Likewise, for the 2nd fraction, since 5 × 4 = 20,
    4/5 = 4 × 4/5 × 4 = 16/20
  4. Subtract the two like fractions:
    15/20 - 16/20 = 15 - 16/20 = -1/20

MathStep (Works offline)

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

Related:

© everydaycalculation.com