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Subtract 56/54 from 90/50

1st number: 1 40/50, 2nd number: 1 2/54

90/50 - 56/54 is 103/135.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 50 and 54 is 1350

    Next, find the equivalent fraction of both fractional numbers with denominator 1350
  2. For the 1st fraction, since 50 × 27 = 1350,
    90/50 = 90 × 27/50 × 27 = 2430/1350
  3. Likewise, for the 2nd fraction, since 54 × 25 = 1350,
    56/54 = 56 × 25/54 × 25 = 1400/1350
  4. Subtract the two like fractions:
    2430/1350 - 1400/1350 = 2430 - 1400/1350 = 1030/1350
  5. After reducing the fraction, the answer is 103/135

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