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Subtract 10/63 from 7/98

7/98 - 10/63 is -11/126.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 63 is 882
  2. For the 1st fraction, since 98 × 9 = 882,
    7/98 = 7 × 9/98 × 9 = 63/882
  3. Likewise, for the 2nd fraction, since 63 × 14 = 882,
    10/63 = 10 × 14/63 × 14 = 140/882
  4. Subtract the two fractions:
    63/882 - 140/882 = 63 - 140/882 = -77/882
  5. After reducing the fraction, the answer is -11/126

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