Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 21/30 from 24/9

1st number: 2 6/9, 2nd number: 21/30

24/9 - 21/30 is 59/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 30 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 9 × 10 = 90,
    24/9 = 24 × 10/9 × 10 = 240/90
  3. Likewise, for the 2nd fraction, since 30 × 3 = 90,
    21/30 = 21 × 3/30 × 3 = 63/90
  4. Subtract the two like fractions:
    240/90 - 63/90 = 240 - 63/90 = 177/90
  5. After reducing the fraction, the answer is 59/30
  6. In mixed form: 129/30

MathStep (Works offline)

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

Related:

© everydaycalculation.com