Answers

Subtract 72/63 from 2/48

1^st number: 2/48, 2^nd number: 1 9/63

2/48 - 72/63 is -185/168.

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,
   2/48 = 2 × 21/48 × 21 = 42/1008
3. Likewise, for the 2nd fraction, since 63 × 16 = 1008,
   72/63 = 72 × 16/63 × 16 = 1152/1008
4. Subtract the two like fractions:
   42/1008 - 1152/1008 = 42 - 1152/1008 = -1110/1008
5. After reducing the fraction, the answer is -185/168

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