Answers

Subtract 16/63 from 21/48

21/48 - 16/63 is 185/1008.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 48 and 63 is 1008
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1008
2. For the 1st fraction, since 48 × 21 = 1008,
   21/48 = 21 × 21/48 × 21 = 441/1008
3. Likewise, for the 2nd fraction, since 63 × 16 = 1008,
   16/63 = 16 × 16/63 × 16 = 256/1008
4. Subtract the two like fractions:
   441/1008 - 256/1008 = 441 - 256/1008 = 185/1008

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