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Subtract 3/7 from 2/30

2/30 - 3/7 is -38/105.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 7 is 210
  2. For the 1st fraction, since 30 × 7 = 210,
    2/30 = 2 × 7/30 × 7 = 14/210
  3. Likewise, for the 2nd fraction, since 7 × 30 = 210,
    3/7 = 3 × 30/7 × 30 = 90/210
  4. Subtract the two fractions:
    14/210 - 90/210 = 14 - 90/210 = -76/210
  5. After reducing the fraction, the answer is -38/105

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