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Subtract 30/12 from 30/10

1st number: 3 0/10, 2nd number: 2 6/12

30/10 - 30/12 is 1/2.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 12 is 60
  2. For the 1st fraction, since 10 × 6 = 60,
    30/10 = 30 × 6/10 × 6 = 180/60
  3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
    30/12 = 30 × 5/12 × 5 = 150/60
  4. Subtract the two fractions:
    180/60 - 150/60 = 180 - 150/60 = 30/60
  5. After reducing the fraction, the answer is 1/2

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