Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 45/10 from 3/20

1st number: 3/20, 2nd number: 4 5/10

3/20 - 45/10 is -87/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 10 is 20
  2. For the 1st fraction, since 20 × 1 = 20,
    3/20 = 3 × 1/20 × 1 = 3/20
  3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
    45/10 = 45 × 2/10 × 2 = 90/20
  4. Subtract the two fractions:
    3/20 - 90/20 = 3 - 90/20 = -87/20

Related:

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

© everydaycalculation.com