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Subtract 4/70 from 12/15

12/15 - 4/70 is 26/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 70 is 210
  2. For the 1st fraction, since 15 × 14 = 210,
    12/15 = 12 × 14/15 × 14 = 168/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    4/70 = 4 × 3/70 × 3 = 12/210
  4. Subtract the two fractions:
    168/210 - 12/210 = 168 - 12/210 = 156/210
  5. After reducing the fraction, the answer is 26/35

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