Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 6/9 from 21/6

1st number: 3 3/6, 2nd number: 6/9

21/6 - 6/9 is 17/6.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 9 is 18
  2. For the 1st fraction, since 6 × 3 = 18,
    21/6 = 21 × 3/6 × 3 = 63/18
  3. Likewise, for the 2nd fraction, since 9 × 2 = 18,
    6/9 = 6 × 2/9 × 2 = 12/18
  4. Subtract the two fractions:
    63/18 - 12/18 = 63 - 12/18 = 51/18
  5. After reducing the fraction, the answer is 17/6
  6. In mixed form: 25/6

Related:

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

© everydaycalculation.com