Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 12/45 from 12/4

1st number: 3 0/4, 2nd number: 12/45

12/4 - 12/45 is 41/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 45 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 4 × 45 = 180,
    12/4 = 12 × 45/4 × 45 = 540/180
  3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
    12/45 = 12 × 4/45 × 4 = 48/180
  4. Subtract the two like fractions:
    540/180 - 48/180 = 540 - 48/180 = 492/180
  5. After reducing the fraction, the answer is 41/15
  6. In mixed form: 211/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com