Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 24/20 from 5/18

1st number: 5/18, 2nd number: 1 4/20

5/18 - 24/20 is -83/90.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 20 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 18 × 10 = 180,
    5/18 = 5 × 10/18 × 10 = 50/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    24/20 = 24 × 9/20 × 9 = 216/180
  4. Subtract the two like fractions:
    50/180 - 216/180 = 50 - 216/180 = -166/180
  5. After reducing the fraction, the answer is -83/90

MathStep (Works offline)

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

Related:

© everydaycalculation.com