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Subtract 70/18 from 10/12

1st number: 10/12, 2nd number: 3 16/18

10/12 - 70/18 is -55/18.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 18 is 36

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 12 × 3 = 36,
    10/12 = 10 × 3/12 × 3 = 30/36
  3. Likewise, for the 2nd fraction, since 18 × 2 = 36,
    70/18 = 70 × 2/18 × 2 = 140/36
  4. Subtract the two like fractions:
    30/36 - 140/36 = 30 - 140/36 = -110/36
  5. After reducing the fraction, the answer is -55/18

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