Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 1/20 from 90/16

1st number: 5 10/16, 2nd number: 1/20

90/16 - 1/20 is 223/40.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 20 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 16 × 5 = 80,
    90/16 = 90 × 5/16 × 5 = 450/80
  3. Likewise, for the 2nd fraction, since 20 × 4 = 80,
    1/20 = 1 × 4/20 × 4 = 4/80
  4. Subtract the two like fractions:
    450/80 - 4/80 = 450 - 4/80 = 446/80
  5. After reducing the fraction, the answer is 223/40
  6. In mixed form: 523/40

MathStep (Works offline)

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

Related:

© everydaycalculation.com