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Subtract 12/60 from 2/45

2/45 - 12/60 is -7/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 60 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 45 × 4 = 180,
    2/45 = 2 × 4/45 × 4 = 8/180
  3. Likewise, for the 2nd fraction, since 60 × 3 = 180,
    12/60 = 12 × 3/60 × 3 = 36/180
  4. Subtract the two like fractions:
    8/180 - 36/180 = 8 - 36/180 = -28/180
  5. After reducing the fraction, the answer is -7/45

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