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Subtract 70/30 from 1/2

1st number: 1/2, 2nd number: 2 10/30

1/2 - 70/30 is -11/6.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 30 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 2 × 15 = 30,
    1/2 = 1 × 15/2 × 15 = 15/30
  3. Likewise, for the 2nd fraction, since 30 × 1 = 30,
    70/30 = 70 × 1/30 × 1 = 70/30
  4. Subtract the two like fractions:
    15/30 - 70/30 = 15 - 70/30 = -55/30
  5. After reducing the fraction, the answer is -11/6

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