Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 12/15 from 5/70

5/70 - 12/15 is -51/70.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 15 is 210
  2. For the 1st fraction, since 70 × 3 = 210,
    5/70 = 5 × 3/70 × 3 = 15/210
  3. Likewise, for the 2nd fraction, since 15 × 14 = 210,
    12/15 = 12 × 14/15 × 14 = 168/210
  4. Subtract the two fractions:
    15/210 - 168/210 = 15 - 168/210 = -153/210
  5. After reducing the fraction, the answer is -51/70

Related:

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

© everydaycalculation.com