Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 10/7 from 9/15

1st number: 9/15, 2nd number: 1 3/7

9/15 - 10/7 is -29/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 7 is 105
  2. For the 1st fraction, since 15 × 7 = 105,
    9/15 = 9 × 7/15 × 7 = 63/105
  3. Likewise, for the 2nd fraction, since 7 × 15 = 105,
    10/7 = 10 × 15/7 × 15 = 150/105
  4. Subtract the two fractions:
    63/105 - 150/105 = 63 - 150/105 = -87/105
  5. After reducing the fraction, the answer is -29/35

Related:

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

© everydaycalculation.com