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Subtract 3/72 from 7/12

7/12 - 3/72 is 13/24.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 72 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 12 × 6 = 72,
    7/12 = 7 × 6/12 × 6 = 42/72
  3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
    3/72 = 3 × 1/72 × 1 = 3/72
  4. Subtract the two like fractions:
    42/72 - 3/72 = 42 - 3/72 = 39/72
  5. After reducing the fraction, the answer is 13/24

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