Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 1/80 from 7/12

7/12 - 1/80 is 137/240.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 80 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 12 × 20 = 240,
    7/12 = 7 × 20/12 × 20 = 140/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    1/80 = 1 × 3/80 × 3 = 3/240
  4. Subtract the two like fractions:
    140/240 - 3/240 = 140 - 3/240 = 137/240

MathStep (Works offline)

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

Related:

© everydaycalculation.com