Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 8/18 from 90/25

1st number: 3 15/25, 2nd number: 8/18

90/25 - 8/18 is 142/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 18 is 450
  2. For the 1st fraction, since 25 × 18 = 450,
    90/25 = 90 × 18/25 × 18 = 1620/450
  3. Likewise, for the 2nd fraction, since 18 × 25 = 450,
    8/18 = 8 × 25/18 × 25 = 200/450
  4. Subtract the two fractions:
    1620/450 - 200/450 = 1620 - 200/450 = 1420/450
  5. After reducing the fraction, the answer is 142/45
  6. In mixed form: 37/45

MathStep (Works offline)

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

Related:

© everydaycalculation.com