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Subtract 27/8 from 30/60

1st number: 30/60, 2nd number: 3 3/8

30/60 - 27/8 is -23/8.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 8 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 60 × 2 = 120,
    30/60 = 30 × 2/60 × 2 = 60/120
  3. Likewise, for the 2nd fraction, since 8 × 15 = 120,
    27/8 = 27 × 15/8 × 15 = 405/120
  4. Subtract the two like fractions:
    60/120 - 405/120 = 60 - 405/120 = -345/120
  5. After reducing the fraction, the answer is -23/8

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