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Subtract 1/30 from 12/5

1st number: 2 2/5, 2nd number: 1/30

12/5 - 1/30 is 71/30.

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,
    12/5 = 12 × 6/5 × 6 = 72/30
  3. Likewise, for the 2nd fraction, since 30 × 1 = 30,
    1/30 = 1 × 1/30 × 1 = 1/30
  4. Subtract the two like fractions:
    72/30 - 1/30 = 72 - 1/30 = 71/30
  5. In mixed form: 211/30

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