Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 30/10 from 20/16

1st number: 1 4/16, 2nd number: 3 0/10

20/16 - 30/10 is -7/4.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 10 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 16 × 5 = 80,
    20/16 = 20 × 5/16 × 5 = 100/80
  3. Likewise, for the 2nd fraction, since 10 × 8 = 80,
    30/10 = 30 × 8/10 × 8 = 240/80
  4. Subtract the two like fractions:
    100/80 - 240/80 = 100 - 240/80 = -140/80
  5. After reducing the fraction, the answer is -7/4

MathStep (Works offline)

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

Related:

© everydaycalculation.com