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Subtract 2/84 from 7/72

7/72 - 2/84 is 37/504.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 84 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 72 × 7 = 504,
    7/72 = 7 × 7/72 × 7 = 49/504
  3. Likewise, for the 2nd fraction, since 84 × 6 = 504,
    2/84 = 2 × 6/84 × 6 = 12/504
  4. Subtract the two like fractions:
    49/504 - 12/504 = 49 - 12/504 = 37/504

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