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Subtract 5/50 from 90/80

1st number: 1 10/80, 2nd number: 5/50

90/80 - 5/50 is 41/40.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 50 is 400
  2. For the 1st fraction, since 80 × 5 = 400,
    90/80 = 90 × 5/80 × 5 = 450/400
  3. Likewise, for the 2nd fraction, since 50 × 8 = 400,
    5/50 = 5 × 8/50 × 8 = 40/400
  4. Subtract the two fractions:
    450/400 - 40/400 = 450 - 40/400 = 410/400
  5. After reducing the fraction, the answer is 41/40
  6. In mixed form: 11/40

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