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Subtract 1/7 from 25/18

1st number: 1 7/18, 2nd number: 1/7

25/18 - 1/7 is 157/126.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 7 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 18 × 7 = 126,
    25/18 = 25 × 7/18 × 7 = 175/126
  3. Likewise, for the 2nd fraction, since 7 × 18 = 126,
    1/7 = 1 × 18/7 × 18 = 18/126
  4. Subtract the two like fractions:
    175/126 - 18/126 = 175 - 18/126 = 157/126
  5. In mixed form: 131/126

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