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Subtract 60/56 from 12/45

1st number: 12/45, 2nd number: 1 4/56

12/45 - 60/56 is -169/210.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 56 is 2520

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 45 × 56 = 2520,
    12/45 = 12 × 56/45 × 56 = 672/2520
  3. Likewise, for the 2nd fraction, since 56 × 45 = 2520,
    60/56 = 60 × 45/56 × 45 = 2700/2520
  4. Subtract the two like fractions:
    672/2520 - 2700/2520 = 672 - 2700/2520 = -2028/2520
  5. After reducing the fraction, the answer is -169/210

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