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Subtract 42/6 from 1/30

1st number: 1/30, 2nd number: 7 0/6

1/30 - 42/6 is -209/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 6 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 30 × 1 = 30,
    1/30 = 1 × 1/30 × 1 = 1/30
  3. Likewise, for the 2nd fraction, since 6 × 5 = 30,
    42/6 = 42 × 5/6 × 5 = 210/30
  4. Subtract the two like fractions:
    1/30 - 210/30 = 1 - 210/30 = -209/30

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