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Subtract 4/70 from 3/60

3/60 - 4/70 is -1/140.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 70 is 420
  2. For the 1st fraction, since 60 × 7 = 420,
    3/60 = 3 × 7/60 × 7 = 21/420
  3. Likewise, for the 2nd fraction, since 70 × 6 = 420,
    4/70 = 4 × 6/70 × 6 = 24/420
  4. Subtract the two fractions:
    21/420 - 24/420 = 21 - 24/420 = -3/420
  5. After reducing the fraction, the answer is -1/140

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