Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 24/80 from 20/12

1st number: 1 8/12, 2nd number: 24/80

20/12 - 24/80 is 41/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 80 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 12 × 20 = 240,
    20/12 = 20 × 20/12 × 20 = 400/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    24/80 = 24 × 3/80 × 3 = 72/240
  4. Subtract the two like fractions:
    400/240 - 72/240 = 400 - 72/240 = 328/240
  5. After reducing the fraction, the answer is 41/30
  6. In mixed form: 111/30

MathStep (Works offline)

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

Related:

© everydaycalculation.com