Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 8/10 from 2/40

2/40 - 8/10 is -3/4.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 10 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 40 × 1 = 40,
    2/40 = 2 × 1/40 × 1 = 2/40
  3. Likewise, for the 2nd fraction, since 10 × 4 = 40,
    8/10 = 8 × 4/10 × 4 = 32/40
  4. Subtract the two like fractions:
    2/40 - 32/40 = 2 - 32/40 = -30/40
  5. After reducing the fraction, the answer is -3/4

MathStep (Works offline)

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

Related:

© everydaycalculation.com