Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 42/4 from 18/2

1st number: 9 0/2, 2nd number: 10 2/4

18/2 - 42/4 is -3/2.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 4 is 4
  2. For the 1st fraction, since 2 × 2 = 4,
    18/2 = 18 × 2/2 × 2 = 36/4
  3. Likewise, for the 2nd fraction, since 4 × 1 = 4,
    42/4 = 42 × 1/4 × 1 = 42/4
  4. Subtract the two fractions:
    36/4 - 42/4 = 36 - 42/4 = -6/4
  5. After reducing the fraction, the answer is -3/2

Related:

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

© everydaycalculation.com