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Subtract 5/30 from 4/70

4/70 - 5/30 is -23/210.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 30 is 210
  2. For the 1st fraction, since 70 × 3 = 210,
    4/70 = 4 × 3/70 × 3 = 12/210
  3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
    5/30 = 5 × 7/30 × 7 = 35/210
  4. Subtract the two fractions:
    12/210 - 35/210 = 12 - 35/210 = -23/210

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