Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 18/10 from 3/12

1st number: 3/12, 2nd number: 1 8/10

3/12 - 18/10 is -31/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 10 is 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 10 × 6 = 60,
    18/10 = 18 × 6/10 × 6 = 108/60
  4. Subtract the two fractions:
    15/60 - 108/60 = 15 - 108/60 = -93/60
  5. After reducing the fraction, the answer is -31/20

Related:

Use fraction calculator with our all-in-one calculator app: Download for Android, Download for iOS

© everydaycalculation.com