Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 3/28 from 36/20

1st number: 1 16/20, 2nd number: 3/28

36/20 - 3/28 is 237/140.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 28 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 20 × 7 = 140,
    36/20 = 36 × 7/20 × 7 = 252/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    3/28 = 3 × 5/28 × 5 = 15/140
  4. Subtract the two like fractions:
    252/140 - 15/140 = 252 - 15/140 = 237/140
  5. In mixed form: 197/140

MathStep (Works offline)

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

Related:

© everydaycalculation.com