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Subtract 27/16 from 50/72

1st number: 50/72, 2nd number: 1 11/16

50/72 - 27/16 is -143/144.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 16 is 144

    Next, find the equivalent fraction of both fractional numbers with denominator 144
  2. For the 1st fraction, since 72 × 2 = 144,
    50/72 = 50 × 2/72 × 2 = 100/144
  3. Likewise, for the 2nd fraction, since 16 × 9 = 144,
    27/16 = 27 × 9/16 × 9 = 243/144
  4. Subtract the two like fractions:
    100/144 - 243/144 = 100 - 243/144 = -143/144

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