Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 15/50 from 70/30

1st number: 2 10/30, 2nd number: 15/50

70/30 - 15/50 is 61/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 50 is 150

    Next, find the equivalent fraction of both fractional numbers with denominator 150
  2. For the 1st fraction, since 30 × 5 = 150,
    70/30 = 70 × 5/30 × 5 = 350/150
  3. Likewise, for the 2nd fraction, since 50 × 3 = 150,
    15/50 = 15 × 3/50 × 3 = 45/150
  4. Subtract the two like fractions:
    350/150 - 45/150 = 350 - 45/150 = 305/150
  5. After reducing the fraction, the answer is 61/30
  6. In mixed form: 21/30

MathStep (Works offline)

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

Related:

© everydaycalculation.com