Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 20/49 from 15/4

1st number: 3 3/4, 2nd number: 20/49

15/4 - 20/49 is 655/196.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 49 is 196
  2. For the 1st fraction, since 4 × 49 = 196,
    15/4 = 15 × 49/4 × 49 = 735/196
  3. Likewise, for the 2nd fraction, since 49 × 4 = 196,
    20/49 = 20 × 4/49 × 4 = 80/196
  4. Subtract the two fractions:
    735/196 - 80/196 = 735 - 80/196 = 655/196
  5. In mixed form: 367/196

MathStep (Works offline)

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

Related:

© everydaycalculation.com