Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 7/30 from 42/36

1st number: 1 6/36, 2nd number: 7/30

42/36 - 7/30 is 14/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 30 is 180
  2. For the 1st fraction, since 36 × 5 = 180,
    42/36 = 42 × 5/36 × 5 = 210/180
  3. Likewise, for the 2nd fraction, since 30 × 6 = 180,
    7/30 = 7 × 6/30 × 6 = 42/180
  4. Subtract the two fractions:
    210/180 - 42/180 = 210 - 42/180 = 168/180
  5. After reducing the fraction, the answer is 14/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com