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Subtract 50/8 from 8/90

1st number: 8/90, 2nd number: 6 2/8

8/90 - 50/8 is -1109/180.

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,
    8/90 = 8 × 4/90 × 4 = 32/360
  3. Likewise, for the 2nd fraction, since 8 × 45 = 360,
    50/8 = 50 × 45/8 × 45 = 2250/360
  4. Subtract the two like fractions:
    32/360 - 2250/360 = 32 - 2250/360 = -2218/360
  5. After reducing the fraction, the answer is -1109/180

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