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Subtract 63/56 from 36/70

1st number: 36/70, 2nd number: 1 7/56

36/70 - 63/56 is -171/280.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 56 is 280
  2. For the 1st fraction, since 70 × 4 = 280,
    36/70 = 36 × 4/70 × 4 = 144/280
  3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
    63/56 = 63 × 5/56 × 5 = 315/280
  4. Subtract the two fractions:
    144/280 - 315/280 = 144 - 315/280 = -171/280

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