Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 2/10 from 30/9

1st number: 3 3/9, 2nd number: 2/10

30/9 - 2/10 is 47/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 10 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 9 × 10 = 90,
    30/9 = 30 × 10/9 × 10 = 300/90
  3. Likewise, for the 2nd fraction, since 10 × 9 = 90,
    2/10 = 2 × 9/10 × 9 = 18/90
  4. Subtract the two like fractions:
    300/90 - 18/90 = 300 - 18/90 = 282/90
  5. After reducing the fraction, the answer is 47/15
  6. In mixed form: 32/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com