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Subtract 30/7 from 18/14

1st number: 1 4/14, 2nd number: 4 2/7

18/14 - 30/7 is -3/1.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 7 is 14

    Next, find the equivalent fraction of both fractional numbers with denominator 14
  2. For the 1st fraction, since 14 × 1 = 14,
    18/14 = 18 × 1/14 × 1 = 18/14
  3. Likewise, for the 2nd fraction, since 7 × 2 = 14,
    30/7 = 30 × 2/7 × 2 = 60/14
  4. Subtract the two like fractions:
    18/14 - 60/14 = 18 - 60/14 = -42/14
  5. After reducing the fraction, the answer is -3/1

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