Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 80/12 from 2/5

1st number: 2/5, 2nd number: 6 8/12

2/5 - 80/12 is -94/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 12 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 5 × 12 = 60,
    2/5 = 2 × 12/5 × 12 = 24/60
  3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
    80/12 = 80 × 5/12 × 5 = 400/60
  4. Subtract the two like fractions:
    24/60 - 400/60 = 24 - 400/60 = -376/60
  5. After reducing the fraction, the answer is -94/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com