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Subtract 25/10 from 3/90

1st number: 3/90, 2nd number: 2 5/10

3/90 - 25/10 is -37/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 10 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 90 × 1 = 90,
    3/90 = 3 × 1/90 × 1 = 3/90
  3. Likewise, for the 2nd fraction, since 10 × 9 = 90,
    25/10 = 25 × 9/10 × 9 = 225/90
  4. Subtract the two like fractions:
    3/90 - 225/90 = 3 - 225/90 = -222/90
  5. After reducing the fraction, the answer is -37/15

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