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Subtract 20/7 from 3/75

1st number: 3/75, 2nd number: 2 6/7

3/75 - 20/7 is -493/175.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 7 is 525

    Next, find the equivalent fraction of both fractional numbers with denominator 525
  2. For the 1st fraction, since 75 × 7 = 525,
    3/75 = 3 × 7/75 × 7 = 21/525
  3. Likewise, for the 2nd fraction, since 7 × 75 = 525,
    20/7 = 20 × 75/7 × 75 = 1500/525
  4. Subtract the two like fractions:
    21/525 - 1500/525 = 21 - 1500/525 = -1479/525
  5. After reducing the fraction, the answer is -493/175

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