Answers

Subtract 16/63 from 9/75

9/75 - 16/63 is -211/1575.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 63 is 1575
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1575
2. For the 1st fraction, since 75 × 21 = 1575,
   9/75 = 9 × 21/75 × 21 = 189/1575
3. Likewise, for the 2nd fraction, since 63 × 25 = 1575,
   16/63 = 16 × 25/63 × 25 = 400/1575
4. Subtract the two like fractions:
   189/1575 - 400/1575 = 189 - 400/1575 = -211/1575

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