Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 21/70 from 6/48

6/48 - 21/70 is -7/40.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 48 and 70 is 1680
  2. For the 1st fraction, since 48 × 35 = 1680,
    6/48 = 6 × 35/48 × 35 = 210/1680
  3. Likewise, for the 2nd fraction, since 70 × 24 = 1680,
    21/70 = 21 × 24/70 × 24 = 504/1680
  4. Subtract the two fractions:
    210/1680 - 504/1680 = 210 - 504/1680 = -294/1680
  5. After reducing the fraction, the answer is -7/40

Related:

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

© everydaycalculation.com