Answers

Subtract 50/84 from 6/21

6/21 - 50/84 is -13/42.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 84 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 21 × 4 = 84,
   6/21 = 6 × 4/21 × 4 = 24/84
3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
   50/84 = 50 × 1/84 × 1 = 50/84
4. Subtract the two like fractions:
   24/84 - 50/84 = 24 - 50/84 = -26/84
5. After reducing the fraction, the answer is -13/42

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