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Subtract 18/8 from 35/90

1st number: 35/90, 2nd number: 2 2/8

35/90 - 18/8 is -67/36.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 8 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 90 × 4 = 360,
    35/90 = 35 × 4/90 × 4 = 140/360
  3. Likewise, for the 2nd fraction, since 8 × 45 = 360,
    18/8 = 18 × 45/8 × 45 = 810/360
  4. Subtract the two like fractions:
    140/360 - 810/360 = 140 - 810/360 = -670/360
  5. After reducing the fraction, the answer is -67/36

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