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Subtract 5/50 from 90/40

1st number: 2 10/40, 2nd number: 5/50

90/40 - 5/50 is 43/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 50 is 200
  2. For the 1st fraction, since 40 × 5 = 200,
    90/40 = 90 × 5/40 × 5 = 450/200
  3. Likewise, for the 2nd fraction, since 50 × 4 = 200,
    5/50 = 5 × 4/50 × 4 = 20/200
  4. Subtract the two fractions:
    450/200 - 20/200 = 450 - 20/200 = 430/200
  5. After reducing the fraction, the answer is 43/20
  6. In mixed form: 23/20

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