Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 1/20 from 27/9

1st number: 3 0/9, 2nd number: 1/20

27/9 - 1/20 is 59/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 20 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 9 × 20 = 180,
    27/9 = 27 × 20/9 × 20 = 540/180
  3. Likewise, for the 2nd fraction, since 20 × 9 = 180,
    1/20 = 1 × 9/20 × 9 = 9/180
  4. Subtract the two like fractions:
    540/180 - 9/180 = 540 - 9/180 = 531/180
  5. After reducing the fraction, the answer is 59/20
  6. In mixed form: 219/20

MathStep (Works offline)

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

Related:

© everydaycalculation.com