Answers

Subtract 40/63 from 2/16

2/16 - 40/63 is -257/504.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 63 is 1008
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1008
2. For the 1st fraction, since 16 × 63 = 1008,
   2/16 = 2 × 63/16 × 63 = 126/1008
3. Likewise, for the 2nd fraction, since 63 × 16 = 1008,
   40/63 = 40 × 16/63 × 16 = 640/1008
4. Subtract the two like fractions:
   126/1008 - 640/1008 = 126 - 640/1008 = -514/1008
5. After reducing the fraction, the answer is -257/504

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