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Subtract 15/27 from 30/7

1st number: 4 2/7, 2nd number: 15/27

30/7 - 15/27 is 235/63.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 27 is 189
  2. For the 1st fraction, since 7 × 27 = 189,
    30/7 = 30 × 27/7 × 27 = 810/189
  3. Likewise, for the 2nd fraction, since 27 × 7 = 189,
    15/27 = 15 × 7/27 × 7 = 105/189
  4. Subtract the two fractions:
    810/189 - 105/189 = 810 - 105/189 = 705/189
  5. After reducing the fraction, the answer is 235/63
  6. In mixed form: 346/63

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