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Subtract 90/5 from 7/36

1st number: 7/36, 2nd number: 18 0/5

7/36 - 90/5 is -641/36.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 5 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 36 × 5 = 180,
    7/36 = 7 × 5/36 × 5 = 35/180
  3. Likewise, for the 2nd fraction, since 5 × 36 = 180,
    90/5 = 90 × 36/5 × 36 = 3240/180
  4. Subtract the two like fractions:
    35/180 - 3240/180 = 35 - 3240/180 = -3205/180
  5. After reducing the fraction, the answer is -641/36

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