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Subtract 50/90 from 81/48

1st number: 1 33/48, 2nd number: 50/90

81/48 - 50/90 is 163/144.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 48 and 90 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 48 × 15 = 720,
    81/48 = 81 × 15/48 × 15 = 1215/720
  3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
    50/90 = 50 × 8/90 × 8 = 400/720
  4. Subtract the two like fractions:
    1215/720 - 400/720 = 1215 - 400/720 = 815/720
  5. After reducing the fraction, the answer is 163/144
  6. In mixed form: 119/144

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