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Subtract 30/9 from 7/49

1st number: 7/49, 2nd number: 3 3/9

7/49 - 30/9 is -67/21.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 9 is 441
  2. For the 1st fraction, since 49 × 9 = 441,
    7/49 = 7 × 9/49 × 9 = 63/441
  3. Likewise, for the 2nd fraction, since 9 × 49 = 441,
    30/9 = 30 × 49/9 × 49 = 1470/441
  4. Subtract the two fractions:
    63/441 - 1470/441 = 63 - 1470/441 = -1407/441
  5. After reducing the fraction, the answer is -67/21

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