Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 2/8 from 25/21

1st number: 1 4/21, 2nd number: 2/8

25/21 - 2/8 is 79/84.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 8 is 168
  2. For the 1st fraction, since 21 × 8 = 168,
    25/21 = 25 × 8/21 × 8 = 200/168
  3. Likewise, for the 2nd fraction, since 8 × 21 = 168,
    2/8 = 2 × 21/8 × 21 = 42/168
  4. Subtract the two fractions:
    200/168 - 42/168 = 200 - 42/168 = 158/168
  5. After reducing the fraction, the answer is 79/84

Related:

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

© everydaycalculation.com