Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 18/90 from 45/5

1st number: 9 0/5, 2nd number: 18/90

45/5 - 18/90 is 44/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 90 is 90
  2. For the 1st fraction, since 5 × 18 = 90,
    45/5 = 45 × 18/5 × 18 = 810/90
  3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
    18/90 = 18 × 1/90 × 1 = 18/90
  4. Subtract the two fractions:
    810/90 - 18/90 = 810 - 18/90 = 792/90
  5. After reducing the fraction, the answer is 44/5
  6. In mixed form: 84/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com