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Subtract 4/80 from 84/36

1st number: 2 12/36, 2nd number: 4/80

84/36 - 4/80 is 137/60.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 80 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 36 × 20 = 720,
    84/36 = 84 × 20/36 × 20 = 1680/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    4/80 = 4 × 9/80 × 9 = 36/720
  4. Subtract the two like fractions:
    1680/720 - 36/720 = 1680 - 36/720 = 1644/720
  5. After reducing the fraction, the answer is 137/60
  6. In mixed form: 217/60

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