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Subtract 35/20 from 30/49

1st number: 30/49, 2nd number: 1 15/20

30/49 - 35/20 is -223/196.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 20 is 980

    Next, find the equivalent fraction of both fractional numbers with denominator 980
  2. For the 1st fraction, since 49 × 20 = 980,
    30/49 = 30 × 20/49 × 20 = 600/980
  3. Likewise, for the 2nd fraction, since 20 × 49 = 980,
    35/20 = 35 × 49/20 × 49 = 1715/980
  4. Subtract the two like fractions:
    600/980 - 1715/980 = 600 - 1715/980 = -1115/980
  5. After reducing the fraction, the answer is -223/196

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