Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 80/5 from 3/12

1st number: 3/12, 2nd number: 16 0/5

3/12 - 80/5 is -63/4.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 12 × 5 = 60,
    3/12 = 3 × 5/12 × 5 = 15/60
  3. Likewise, for the 2nd fraction, since 5 × 12 = 60,
    80/5 = 80 × 12/5 × 12 = 960/60
  4. Subtract the two like fractions:
    15/60 - 960/60 = 15 - 960/60 = -945/60
  5. After reducing the fraction, the answer is -63/4

MathStep (Works offline)

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

Related:

© everydaycalculation.com