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Subtract 49/30 from 42/12

1st number: 3 6/12, 2nd number: 1 19/30

42/12 - 49/30 is 28/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 30 is 60
  2. For the 1st fraction, since 12 × 5 = 60,
    42/12 = 42 × 5/12 × 5 = 210/60
  3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
    49/30 = 49 × 2/30 × 2 = 98/60
  4. Subtract the two fractions:
    210/60 - 98/60 = 210 - 98/60 = 112/60
  5. After reducing the fraction, the answer is 28/15
  6. In mixed form: 113/15

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