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Subtract 1/30 from 42/6

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

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

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 6 × 5 = 30,
    42/6 = 42 × 5/6 × 5 = 210/30
  3. Likewise, for the 2nd fraction, since 30 × 1 = 30,
    1/30 = 1 × 1/30 × 1 = 1/30
  4. Subtract the two like fractions:
    210/30 - 1/30 = 210 - 1/30 = 209/30
  5. In mixed form: 629/30

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