Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 9/21 from 6/5

1st number: 1 1/5, 2nd number: 9/21

6/5 - 9/21 is 27/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 21 is 105
  2. For the 1st fraction, since 5 × 21 = 105,
    6/5 = 6 × 21/5 × 21 = 126/105
  3. Likewise, for the 2nd fraction, since 21 × 5 = 105,
    9/21 = 9 × 5/21 × 5 = 45/105
  4. Subtract the two fractions:
    126/105 - 45/105 = 126 - 45/105 = 81/105
  5. After reducing the fraction, the answer is 27/35

Related:

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

© everydaycalculation.com