Answers

Subtract 5/6 from 42/84

42/84 - 5/6 is -1/3.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 6 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 84 × 1 = 84,
   42/84 = 42 × 1/84 × 1 = 42/84
3. Likewise, for the 2nd fraction, since 6 × 14 = 84,
   5/6 = 5 × 14/6 × 14 = 70/84
4. Subtract the two like fractions:
   42/84 - 70/84 = 42 - 70/84 = -28/84
5. After reducing the fraction, the answer is -1/3

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