Answers

Subtract 9/50 from 3/84

3/84 - 9/50 is -101/700.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 50 is 2100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2100
2. For the 1st fraction, since 84 × 25 = 2100,
   3/84 = 3 × 25/84 × 25 = 75/2100
3. Likewise, for the 2nd fraction, since 50 × 42 = 2100,
   9/50 = 9 × 42/50 × 42 = 378/2100
4. Subtract the two like fractions:
   75/2100 - 378/2100 = 75 - 378/2100 = -303/2100
5. After reducing the fraction, the answer is -101/700

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