Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 7/6 from 42/12

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

42/12 - 7/6 is 7/3.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 6 is 12
  2. For the 1st fraction, since 12 × 1 = 12,
    42/12 = 42 × 1/12 × 1 = 42/12
  3. Likewise, for the 2nd fraction, since 6 × 2 = 12,
    7/6 = 7 × 2/6 × 2 = 14/12
  4. Subtract the two fractions:
    42/12 - 14/12 = 42 - 14/12 = 28/12
  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