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Subtract 2/15 from 12/72

12/72 - 2/15 is 1/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 15 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 72 × 5 = 360,
    12/72 = 12 × 5/72 × 5 = 60/360
  3. Likewise, for the 2nd fraction, since 15 × 24 = 360,
    2/15 = 2 × 24/15 × 24 = 48/360
  4. Subtract the two like fractions:
    60/360 - 48/360 = 60 - 48/360 = 12/360
  5. After reducing the fraction, the answer is 1/30

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