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Subtract 49/48 from 40/28

1st number: 1 12/28, 2nd number: 1 1/48

40/28 - 49/48 is 137/336.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 48 is 336
  2. For the 1st fraction, since 28 × 12 = 336,
    40/28 = 40 × 12/28 × 12 = 480/336
  3. Likewise, for the 2nd fraction, since 48 × 7 = 336,
    49/48 = 49 × 7/48 × 7 = 343/336
  4. Subtract the two fractions:
    480/336 - 343/336 = 480 - 343/336 = 137/336

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