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Subtract 18/8 from 5/70

1st number: 5/70, 2nd number: 2 2/8

5/70 - 18/8 is -61/28.

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,
    5/70 = 5 × 4/70 × 4 = 20/280
  3. Likewise, for the 2nd fraction, since 8 × 35 = 280,
    18/8 = 18 × 35/8 × 35 = 630/280
  4. Subtract the two fractions:
    20/280 - 630/280 = 20 - 630/280 = -610/280
  5. After reducing the fraction, the answer is -61/28

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