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Subtract 12/8 from 5/30

1st number: 5/30, 2nd number: 1 4/8

5/30 - 12/8 is -4/3.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 8 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 30 × 4 = 120,
    5/30 = 5 × 4/30 × 4 = 20/120
  3. Likewise, for the 2nd fraction, since 8 × 15 = 120,
    12/8 = 12 × 15/8 × 15 = 180/120
  4. Subtract the two like fractions:
    20/120 - 180/120 = 20 - 180/120 = -160/120
  5. After reducing the fraction, the answer is -4/3

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