Answers

Subtract 54/56 from 50/84

50/84 - 54/56 is -31/84.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 56 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 56 × 3 = 168,
   54/56 = 54 × 3/56 × 3 = 162/168
4. Subtract the two like fractions:
   100/168 - 162/168 = 100 - 162/168 = -62/168
5. After reducing the fraction, the answer is -31/84

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