Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 35/30 from 42/12

1st number: 3 6/12, 2nd number: 1 5/30

42/12 - 35/30 is 7/3.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 30 is 60
  2. For the 1st fraction, since 12 × 5 = 60,
    42/12 = 42 × 5/12 × 5 = 210/60
  3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
    35/30 = 35 × 2/30 × 2 = 70/60
  4. Subtract the two fractions:
    210/60 - 70/60 = 210 - 70/60 = 140/60
  5. After reducing the fraction, the answer is 7/3
  6. In mixed form: 21/3

MathStep (Works offline)

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

Related:

© everydaycalculation.com