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Subtract 35/18 from 18/35

1st number: 18/35, 2nd number: 1 17/18

18/35 - 35/18 is -901/630.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 18 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 35 × 18 = 630,
    18/35 = 18 × 18/35 × 18 = 324/630
  3. Likewise, for the 2nd fraction, since 18 × 35 = 630,
    35/18 = 35 × 35/18 × 35 = 1225/630
  4. Subtract the two like fractions:
    324/630 - 1225/630 = 324 - 1225/630 = -901/630

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