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Subtract 5/8 from 30/18

1st number: 1 12/18, 2nd number: 5/8

30/18 - 5/8 is 25/24.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 8 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 18 × 4 = 72,
    30/18 = 30 × 4/18 × 4 = 120/72
  3. Likewise, for the 2nd fraction, since 8 × 9 = 72,
    5/8 = 5 × 9/8 × 9 = 45/72
  4. Subtract the two like fractions:
    120/72 - 45/72 = 120 - 45/72 = 75/72
  5. After reducing the fraction, the answer is 25/24
  6. In mixed form: 11/24

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