Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 10/42 from 2/18

2/18 - 10/42 is -8/63.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 42 is 126
  2. For the 1st fraction, since 18 × 7 = 126,
    2/18 = 2 × 7/18 × 7 = 14/126
  3. Likewise, for the 2nd fraction, since 42 × 3 = 126,
    10/42 = 10 × 3/42 × 3 = 30/126
  4. Subtract the two fractions:
    14/126 - 30/126 = 14 - 30/126 = -16/126
  5. After reducing the fraction, the answer is -8/63

Related:

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

© everydaycalculation.com