Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 5/10 from 20/49

20/49 - 5/10 is -9/98.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 10 is 490

    Next, find the equivalent fraction of both fractional numbers with denominator 490
  2. For the 1st fraction, since 49 × 10 = 490,
    20/49 = 20 × 10/49 × 10 = 200/490
  3. Likewise, for the 2nd fraction, since 10 × 49 = 490,
    5/10 = 5 × 49/10 × 49 = 245/490
  4. Subtract the two like fractions:
    200/490 - 245/490 = 200 - 245/490 = -45/490
  5. After reducing the fraction, the answer is -9/98

MathStep (Works offline)

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

Related:

© everydaycalculation.com