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Subtract 63/8 from 1/70

1st number: 1/70, 2nd number: 7 7/8

1/70 - 63/8 is -2201/280.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 8 is 280
  2. For the 1st fraction, since 70 × 4 = 280,
    1/70 = 1 × 4/70 × 4 = 4/280
  3. Likewise, for the 2nd fraction, since 8 × 35 = 280,
    63/8 = 63 × 35/8 × 35 = 2205/280
  4. Subtract the two fractions:
    4/280 - 2205/280 = 4 - 2205/280 = -2201/280

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