Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 96/90 from 3/28

1st number: 3/28, 2nd number: 1 6/90

3/28 - 96/90 is -403/420.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 90 is 1260
  2. For the 1st fraction, since 28 × 45 = 1260,
    3/28 = 3 × 45/28 × 45 = 135/1260
  3. Likewise, for the 2nd fraction, since 90 × 14 = 1260,
    96/90 = 96 × 14/90 × 14 = 1344/1260
  4. Subtract the two fractions:
    135/1260 - 1344/1260 = 135 - 1344/1260 = -1209/1260
  5. After reducing the fraction, the answer is -403/420

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com