Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 12/40 from 60/30

1st number: 2 0/30, 2nd number: 12/40

60/30 - 12/40 is 17/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 40 is 120
  2. For the 1st fraction, since 30 × 4 = 120,
    60/30 = 60 × 4/30 × 4 = 240/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    12/40 = 12 × 3/40 × 3 = 36/120
  4. Subtract the two fractions:
    240/120 - 36/120 = 240 - 36/120 = 204/120
  5. After reducing the fraction, the answer is 17/10
  6. In mixed form: 17/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com