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Subtract 5/18 from 84/40

1st number: 2 4/40, 2nd number: 5/18

84/40 - 5/18 is 82/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 18 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 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 18 × 20 = 360,
    5/18 = 5 × 20/18 × 20 = 100/360
  4. Subtract the two like fractions:
    756/360 - 100/360 = 756 - 100/360 = 656/360
  5. After reducing the fraction, the answer is 82/45
  6. In mixed form: 137/45

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