Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 35/9 from 54/80

1st number: 54/80, 2nd number: 3 8/9

54/80 - 35/9 is -1157/360.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 9 is 720
  2. For the 1st fraction, since 80 × 9 = 720,
    54/80 = 54 × 9/80 × 9 = 486/720
  3. Likewise, for the 2nd fraction, since 9 × 80 = 720,
    35/9 = 35 × 80/9 × 80 = 2800/720
  4. Subtract the two fractions:
    486/720 - 2800/720 = 486 - 2800/720 = -2314/720
  5. After reducing the fraction, the answer is -1157/360

MathStep (Works offline)

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

Related:

© everydaycalculation.com