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Subtract 30/9 from 7/98

1st number: 7/98, 2nd number: 3 3/9

7/98 - 30/9 is -137/42.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 9 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 9 × 98 = 882,
    30/9 = 30 × 98/9 × 98 = 2940/882
  4. Subtract the two fractions:
    63/882 - 2940/882 = 63 - 2940/882 = -2877/882
  5. After reducing the fraction, the answer is -137/42

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