Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 5/90 from 98/84

1st number: 1 14/84, 2nd number: 5/90

98/84 - 5/90 is 10/9.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 90 is 1260
  2. For the 1st fraction, since 84 × 15 = 1260,
    98/84 = 98 × 15/84 × 15 = 1470/1260
  3. Likewise, for the 2nd fraction, since 90 × 14 = 1260,
    5/90 = 5 × 14/90 × 14 = 70/1260
  4. Subtract the two fractions:
    1470/1260 - 70/1260 = 1470 - 70/1260 = 1400/1260
  5. After reducing the fraction, the answer is 10/9
  6. In mixed form: 11/9

MathStep (Works offline)

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

Related:

© everydaycalculation.com