Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 1/84 from 90/2

1st number: 45 0/2, 2nd number: 1/84

90/2 - 1/84 is 3779/84.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 84 is 84
  2. For the 1st fraction, since 2 × 42 = 84,
    90/2 = 90 × 42/2 × 42 = 3780/84
  3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
    1/84 = 1 × 1/84 × 1 = 1/84
  4. Subtract the two fractions:
    3780/84 - 1/84 = 3780 - 1/84 = 3779/84
  5. In mixed form: 4483/84

MathStep (Works offline)

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

Related:

© everydaycalculation.com