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Subtract 7/30 from 1/5

1/5 - 7/30 is -1/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 30 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 5 × 6 = 30,
    1/5 = 1 × 6/5 × 6 = 6/30
  3. Likewise, for the 2nd fraction, since 30 × 1 = 30,
    7/30 = 7 × 1/30 × 1 = 7/30
  4. Subtract the two like fractions:
    6/30 - 7/30 = 6 - 7/30 = -1/30

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