Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 1/20 from 28/12

1st number: 2 4/12, 2nd number: 1/20

28/12 - 1/20 is 137/60.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 20 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 12 × 5 = 60,
    28/12 = 28 × 5/12 × 5 = 140/60
  3. Likewise, for the 2nd fraction, since 20 × 3 = 60,
    1/20 = 1 × 3/20 × 3 = 3/60
  4. Subtract the two like fractions:
    140/60 - 3/60 = 140 - 3/60 = 137/60
  5. In mixed form: 217/60

MathStep (Works offline)

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

Related:

© everydaycalculation.com