Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 45/27 from 1/70

1st number: 1/70, 2nd number: 1 18/27

1/70 - 45/27 is -347/210.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 27 is 1890

    Next, find the equivalent fraction of both fractional numbers with denominator 1890
  2. For the 1st fraction, since 70 × 27 = 1890,
    1/70 = 1 × 27/70 × 27 = 27/1890
  3. Likewise, for the 2nd fraction, since 27 × 70 = 1890,
    45/27 = 45 × 70/27 × 70 = 3150/1890
  4. Subtract the two like fractions:
    27/1890 - 3150/1890 = 27 - 3150/1890 = -3123/1890
  5. After reducing the fraction, the answer is -347/210

MathStep (Works offline)

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

Related:

© everydaycalculation.com