Answers

Subtract 30/84 from 1/75

1/75 - 30/84 is -361/1050.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 84 is 2100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2100
2. For the 1st fraction, since 75 × 28 = 2100,
   1/75 = 1 × 28/75 × 28 = 28/2100
3. Likewise, for the 2nd fraction, since 84 × 25 = 2100,
   30/84 = 30 × 25/84 × 25 = 750/2100
4. Subtract the two like fractions:
   28/2100 - 750/2100 = 28 - 750/2100 = -722/2100
5. After reducing the fraction, the answer is -361/1050

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