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Subtract 49/10 from 12/27

1st number: 12/27, 2nd number: 4 9/10

12/27 - 49/10 is -401/90.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 10 is 270

    Next, find the equivalent fraction of both fractional numbers with denominator 270
  2. For the 1st fraction, since 27 × 10 = 270,
    12/27 = 12 × 10/27 × 10 = 120/270
  3. Likewise, for the 2nd fraction, since 10 × 27 = 270,
    49/10 = 49 × 27/10 × 27 = 1323/270
  4. Subtract the two like fractions:
    120/270 - 1323/270 = 120 - 1323/270 = -1203/270
  5. After reducing the fraction, the answer is -401/90

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