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Subtract 30/12 from 42/8

1st number: 5 2/8, 2nd number: 2 6/12

42/8 - 30/12 is 11/4.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 12 is 24

    Next, find the equivalent fraction of both fractional numbers with denominator 24
  2. For the 1st fraction, since 8 × 3 = 24,
    42/8 = 42 × 3/8 × 3 = 126/24
  3. Likewise, for the 2nd fraction, since 12 × 2 = 24,
    30/12 = 30 × 2/12 × 2 = 60/24
  4. Subtract the two like fractions:
    126/24 - 60/24 = 126 - 60/24 = 66/24
  5. After reducing the fraction, the answer is 11/4
  6. In mixed form: 23/4

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