Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 3/70 from 28/9

1st number: 3 1/9, 2nd number: 3/70

28/9 - 3/70 is 1933/630.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 70 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 9 × 70 = 630,
    28/9 = 28 × 70/9 × 70 = 1960/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    3/70 = 3 × 9/70 × 9 = 27/630
  4. Subtract the two like fractions:
    1960/630 - 27/630 = 1960 - 27/630 = 1933/630
  5. In mixed form: 343/630

MathStep (Works offline)

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

Related:

© everydaycalculation.com