Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 1/10 from 2/84

2/84 - 1/10 is -8/105.

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,
    2/84 = 2 × 5/84 × 5 = 10/420
  3. Likewise, for the 2nd fraction, since 10 × 42 = 420,
    1/10 = 1 × 42/10 × 42 = 42/420
  4. Subtract the two like fractions:
    10/420 - 42/420 = 10 - 42/420 = -32/420
  5. After reducing the fraction, the answer is -8/105

MathStep (Works offline)

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

Related:

© everydaycalculation.com