Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 60/30 from 8/90

1st number: 8/90, 2nd number: 2 0/30

8/90 - 60/30 is -86/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 30 is 90
  2. For the 1st fraction, since 90 × 1 = 90,
    8/90 = 8 × 1/90 × 1 = 8/90
  3. Likewise, for the 2nd fraction, since 30 × 3 = 90,
    60/30 = 60 × 3/30 × 3 = 180/90
  4. Subtract the two fractions:
    8/90 - 180/90 = 8 - 180/90 = -172/90
  5. After reducing the fraction, the answer is -86/45

MathStep (Works offline)

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

Related:

© everydaycalculation.com