Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 9/40 from 8/60

8/60 - 9/40 is -11/120.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 40 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 60 × 2 = 120,
    8/60 = 8 × 2/60 × 2 = 16/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    9/40 = 9 × 3/40 × 3 = 27/120
  4. Subtract the two like fractions:
    16/120 - 27/120 = 16 - 27/120 = -11/120

MathStep (Works offline)

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

Related:

© everydaycalculation.com