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Subtract 4/7 from 7/70

7/70 - 4/7 is -33/70.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 7 is 70
  2. For the 1st fraction, since 70 × 1 = 70,
    7/70 = 7 × 1/70 × 1 = 7/70
  3. Likewise, for the 2nd fraction, since 7 × 10 = 70,
    4/7 = 4 × 10/7 × 10 = 40/70
  4. Subtract the two fractions:
    7/70 - 40/70 = 7 - 40/70 = -33/70

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