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Subtract 28/80 from 84/18

1st number: 4 12/18, 2nd number: 28/80

84/18 - 28/80 is 259/60.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 80 is 720
  2. For the 1st fraction, since 18 × 40 = 720,
    84/18 = 84 × 40/18 × 40 = 3360/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    28/80 = 28 × 9/80 × 9 = 252/720
  4. Subtract the two fractions:
    3360/720 - 252/720 = 3360 - 252/720 = 3108/720
  5. After reducing the fraction, the answer is 259/60
  6. In mixed form: 419/60

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