Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 2/40 from 28/80

28/80 - 2/40 is 3/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 40 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 80 × 1 = 80,
    28/80 = 28 × 1/80 × 1 = 28/80
  3. Likewise, for the 2nd fraction, since 40 × 2 = 80,
    2/40 = 2 × 2/40 × 2 = 4/80
  4. Subtract the two like fractions:
    28/80 - 4/80 = 28 - 4/80 = 24/80
  5. After reducing the fraction, the answer is 3/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com