Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 4/16 from 30/20

1st number: 1 10/20, 2nd number: 4/16

30/20 - 4/16 is 5/4.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 20 × 4 = 80,
    30/20 = 30 × 4/20 × 4 = 120/80
  3. Likewise, for the 2nd fraction, since 16 × 5 = 80,
    4/16 = 4 × 5/16 × 5 = 20/80
  4. Subtract the two like fractions:
    120/80 - 20/80 = 120 - 20/80 = 100/80
  5. After reducing the fraction, the answer is 5/4
  6. In mixed form: 11/4

MathStep (Works offline)

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

Related:

© everydaycalculation.com