Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 30/9 from 1/8

1st number: 1/8, 2nd number: 3 3/9

1/8 - 30/9 is -77/24.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 9 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 8 × 9 = 72,
    1/8 = 1 × 9/8 × 9 = 9/72
  3. Likewise, for the 2nd fraction, since 9 × 8 = 72,
    30/9 = 30 × 8/9 × 8 = 240/72
  4. Subtract the two like fractions:
    9/72 - 240/72 = 9 - 240/72 = -231/72
  5. After reducing the fraction, the answer is -77/24

MathStep (Works offline)

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

Related:

© everydaycalculation.com