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Subtract 7/5 from 7/27

1st number: 7/27, 2nd number: 1 2/5

7/27 - 7/5 is -154/135.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 5 is 135

    Next, find the equivalent fraction of both fractional numbers with denominator 135
  2. For the 1st fraction, since 27 × 5 = 135,
    7/27 = 7 × 5/27 × 5 = 35/135
  3. Likewise, for the 2nd fraction, since 5 × 27 = 135,
    7/5 = 7 × 27/5 × 27 = 189/135
  4. Subtract the two like fractions:
    35/135 - 189/135 = 35 - 189/135 = -154/135

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