Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 5/72 from 20/4

1st number: 5 0/4, 2nd number: 5/72

20/4 - 5/72 is 355/72.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 72 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 4 × 18 = 72,
    20/4 = 20 × 18/4 × 18 = 360/72
  3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
    5/72 = 5 × 1/72 × 1 = 5/72
  4. Subtract the two like fractions:
    360/72 - 5/72 = 360 - 5/72 = 355/72
  5. In mixed form: 467/72

MathStep (Works offline)

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

Related:

© everydaycalculation.com