Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 84/70 from 56/45

1st number: 1 11/45, 2nd number: 1 14/70

56/45 - 84/70 is 2/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 70 is 630
  2. For the 1st fraction, since 45 × 14 = 630,
    56/45 = 56 × 14/45 × 14 = 784/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    84/70 = 84 × 9/70 × 9 = 756/630
  4. Subtract the two fractions:
    784/630 - 756/630 = 784 - 756/630 = 28/630
  5. After reducing the fraction, the answer is 2/45

MathStep (Works offline)

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

Related:

© everydaycalculation.com