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Subtract 6/45 from 3/12

3/12 - 6/45 is 7/60.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 45 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 12 × 15 = 180,
    3/12 = 3 × 15/12 × 15 = 45/180
  3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
    6/45 = 6 × 4/45 × 4 = 24/180
  4. Subtract the two like fractions:
    45/180 - 24/180 = 45 - 24/180 = 21/180
  5. After reducing the fraction, the answer is 7/60

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