Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 4/10 from 25/84

25/84 - 4/10 is -43/420.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 10 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 84 × 5 = 420,
    25/84 = 25 × 5/84 × 5 = 125/420
  3. Likewise, for the 2nd fraction, since 10 × 42 = 420,
    4/10 = 4 × 42/10 × 42 = 168/420
  4. Subtract the two like fractions:
    125/420 - 168/420 = 125 - 168/420 = -43/420

MathStep (Works offline)

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

Related:

© everydaycalculation.com