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Subtract 15/36 from 30/98

30/98 - 15/36 is -65/588.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 36 is 1764

    Next, find the equivalent fraction of both fractional numbers with denominator 1764
  2. For the 1st fraction, since 98 × 18 = 1764,
    30/98 = 30 × 18/98 × 18 = 540/1764
  3. Likewise, for the 2nd fraction, since 36 × 49 = 1764,
    15/36 = 15 × 49/36 × 49 = 735/1764
  4. Subtract the two like fractions:
    540/1764 - 735/1764 = 540 - 735/1764 = -195/1764
  5. After reducing the fraction, the answer is -65/588

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