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Subtract 54/8 from 50/84

1st number: 50/84, 2nd number: 6 6/8

50/84 - 54/8 is -517/84.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 8 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 84 × 2 = 168,
    50/84 = 50 × 2/84 × 2 = 100/168
  3. Likewise, for the 2nd fraction, since 8 × 21 = 168,
    54/8 = 54 × 21/8 × 21 = 1134/168
  4. Subtract the two like fractions:
    100/168 - 1134/168 = 100 - 1134/168 = -1034/168
  5. After reducing the fraction, the answer is -517/84

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