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Subtract 70/63 from 5/6

1st number: 5/6, 2nd number: 1 7/63

5/6 - 70/63 is -5/18.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 63 is 126
  2. For the 1st fraction, since 6 × 21 = 126,
    5/6 = 5 × 21/6 × 21 = 105/126
  3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
    70/63 = 70 × 2/63 × 2 = 140/126
  4. Subtract the two fractions:
    105/126 - 140/126 = 105 - 140/126 = -35/126
  5. After reducing the fraction, the answer is -5/18

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