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Subtract 49/16 from 2/21

1st number: 2/21, 2nd number: 3 1/16

2/21 - 49/16 is -997/336.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 16 is 336

    Next, find the equivalent fraction of both fractional numbers with denominator 336
  2. For the 1st fraction, since 21 × 16 = 336,
    2/21 = 2 × 16/21 × 16 = 32/336
  3. Likewise, for the 2nd fraction, since 16 × 21 = 336,
    49/16 = 49 × 21/16 × 21 = 1029/336
  4. Subtract the two like fractions:
    32/336 - 1029/336 = 32 - 1029/336 = -997/336

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