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Subtract 8/9 from 84/40

1st number: 2 4/40, 2nd number: 8/9

84/40 - 8/9 is 109/90.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 9 is 360
  2. For the 1st fraction, since 40 × 9 = 360,
    84/40 = 84 × 9/40 × 9 = 756/360
  3. Likewise, for the 2nd fraction, since 9 × 40 = 360,
    8/9 = 8 × 40/9 × 40 = 320/360
  4. Subtract the two fractions:
    756/360 - 320/360 = 756 - 320/360 = 436/360
  5. After reducing the fraction, the answer is 109/90
  6. In mixed form: 119/90

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