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Subtract 2/14 from 9/72

9/72 - 2/14 is -1/56.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 14 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 72 × 7 = 504,
    9/72 = 9 × 7/72 × 7 = 63/504
  3. Likewise, for the 2nd fraction, since 14 × 36 = 504,
    2/14 = 2 × 36/14 × 36 = 72/504
  4. Subtract the two like fractions:
    63/504 - 72/504 = 63 - 72/504 = -9/504
  5. After reducing the fraction, the answer is -1/56

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