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Subtract 9/70 from 30/50

30/50 - 9/70 is 33/70.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 70 is 350

    Next, find the equivalent fraction of both fractional numbers with denominator 350
  2. For the 1st fraction, since 50 × 7 = 350,
    30/50 = 30 × 7/50 × 7 = 210/350
  3. Likewise, for the 2nd fraction, since 70 × 5 = 350,
    9/70 = 9 × 5/70 × 5 = 45/350
  4. Subtract the two like fractions:
    210/350 - 45/350 = 210 - 45/350 = 165/350
  5. After reducing the fraction, the answer is 33/70

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