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Subtract 56/40 from 14/18

1st number: 14/18, 2nd number: 1 16/40

14/18 - 56/40 is -28/45.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 18 × 20 = 360,
    14/18 = 14 × 20/18 × 20 = 280/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    56/40 = 56 × 9/40 × 9 = 504/360
  4. Subtract the two like fractions:
    280/360 - 504/360 = 280 - 504/360 = -224/360
  5. After reducing the fraction, the answer is -28/45

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