Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 1/20 from 84/54

1st number: 1 30/54, 2nd number: 1/20

84/54 - 1/20 is 271/180.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 54 and 20 is 540

    Next, find the equivalent fraction of both fractional numbers with denominator 540
  2. For the 1st fraction, since 54 × 10 = 540,
    84/54 = 84 × 10/54 × 10 = 840/540
  3. Likewise, for the 2nd fraction, since 20 × 27 = 540,
    1/20 = 1 × 27/20 × 27 = 27/540
  4. Subtract the two like fractions:
    840/540 - 27/540 = 840 - 27/540 = 813/540
  5. After reducing the fraction, the answer is 271/180
  6. In mixed form: 191/180

MathStep (Works offline)

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

Related:

© everydaycalculation.com