Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 18/7 from 9/60

1st number: 9/60, 2nd number: 2 4/7

9/60 - 18/7 is -339/140.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 7 is 420
  2. For the 1st fraction, since 60 × 7 = 420,
    9/60 = 9 × 7/60 × 7 = 63/420
  3. Likewise, for the 2nd fraction, since 7 × 60 = 420,
    18/7 = 18 × 60/7 × 60 = 1080/420
  4. Subtract the two fractions:
    63/420 - 1080/420 = 63 - 1080/420 = -1017/420
  5. After reducing the fraction, the answer is -339/140

MathStep (Works offline)

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

Related:

© everydaycalculation.com