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Subtract 12/14 from 1/30

1/30 - 12/14 is -173/210.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 14 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 30 × 7 = 210,
    1/30 = 1 × 7/30 × 7 = 7/210
  3. Likewise, for the 2nd fraction, since 14 × 15 = 210,
    12/14 = 12 × 15/14 × 15 = 180/210
  4. Subtract the two like fractions:
    7/210 - 180/210 = 7 - 180/210 = -173/210

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