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Subtract 18/35 from 54/40

1st number: 1 14/40, 2nd number: 18/35

54/40 - 18/35 is 117/140.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 35 is 280
  2. For the 1st fraction, since 40 × 7 = 280,
    54/40 = 54 × 7/40 × 7 = 378/280
  3. Likewise, for the 2nd fraction, since 35 × 8 = 280,
    18/35 = 18 × 8/35 × 8 = 144/280
  4. Subtract the two fractions:
    378/280 - 144/280 = 378 - 144/280 = 234/280
  5. After reducing the fraction, the answer is 117/140

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