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Subtract 21/6 from 10/75

1st number: 10/75, 2nd number: 3 3/6

10/75 - 21/6 is -101/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 6 is 150
  2. For the 1st fraction, since 75 × 2 = 150,
    10/75 = 10 × 2/75 × 2 = 20/150
  3. Likewise, for the 2nd fraction, since 6 × 25 = 150,
    21/6 = 21 × 25/6 × 25 = 525/150
  4. Subtract the two fractions:
    20/150 - 525/150 = 20 - 525/150 = -505/150
  5. After reducing the fraction, the answer is -101/30

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