Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 5/49 from 81/4

1st number: 20 1/4, 2nd number: 5/49

81/4 - 5/49 is 3949/196.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 49 is 196

    Next, find the equivalent fraction of both fractional numbers with denominator 196
  2. For the 1st fraction, since 4 × 49 = 196,
    81/4 = 81 × 49/4 × 49 = 3969/196
  3. Likewise, for the 2nd fraction, since 49 × 4 = 196,
    5/49 = 5 × 4/49 × 4 = 20/196
  4. Subtract the two like fractions:
    3969/196 - 20/196 = 3969 - 20/196 = 3949/196
  5. In mixed form: 2029/196

MathStep (Works offline)

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

Related:

© everydaycalculation.com