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Subtract 30/70 from 1/25

1/25 - 30/70 is -68/175.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 70 is 350

    Next, find the equivalent fraction of both fractional numbers with denominator 350
  2. For the 1st fraction, since 25 × 14 = 350,
    1/25 = 1 × 14/25 × 14 = 14/350
  3. Likewise, for the 2nd fraction, since 70 × 5 = 350,
    30/70 = 30 × 5/70 × 5 = 150/350
  4. Subtract the two like fractions:
    14/350 - 150/350 = 14 - 150/350 = -136/350
  5. After reducing the fraction, the answer is -68/175

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