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Subtract 10/18 from 18/35

18/35 - 10/18 is -13/315.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 18 is 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,
    10/18 = 10 × 35/18 × 35 = 350/630
  4. Subtract the two fractions:
    324/630 - 350/630 = 324 - 350/630 = -26/630
  5. After reducing the fraction, the answer is -13/315

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