Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 90/60 from 8/20

1st number: 8/20, 2nd number: 1 30/60

8/20 - 90/60 is -11/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 60 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 20 × 3 = 60,
    8/20 = 8 × 3/20 × 3 = 24/60
  3. Likewise, for the 2nd fraction, since 60 × 1 = 60,
    90/60 = 90 × 1/60 × 1 = 90/60
  4. Subtract the two like fractions:
    24/60 - 90/60 = 24 - 90/60 = -66/60
  5. After reducing the fraction, the answer is -11/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com