Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 9/30 from 80/4

1st number: 20 0/4, 2nd number: 9/30

80/4 - 9/30 is 197/10.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 30 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 4 × 15 = 60,
    80/4 = 80 × 15/4 × 15 = 1200/60
  3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
    9/30 = 9 × 2/30 × 2 = 18/60
  4. Subtract the two like fractions:
    1200/60 - 18/60 = 1200 - 18/60 = 1182/60
  5. After reducing the fraction, the answer is 197/10
  6. In mixed form: 197/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com