Answers

Subtract 1/21 from 7/75

7/75 - 1/21 is 8/175.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 21 is 525
   
   Next, find the equivalent fraction of both fractional numbers with denominator 525
2. For the 1st fraction, since 75 × 7 = 525,
   7/75 = 7 × 7/75 × 7 = 49/525
3. Likewise, for the 2nd fraction, since 21 × 25 = 525,
   1/21 = 1 × 25/21 × 25 = 25/525
4. Subtract the two like fractions:
   49/525 - 25/525 = 49 - 25/525 = 24/525
5. After reducing the fraction, the answer is 8/175

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