Answers

Subtract 2/4 from 12/63

12/63 - 2/4 is -13/42.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 4 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 63 × 4 = 252,
   12/63 = 12 × 4/63 × 4 = 48/252
3. Likewise, for the 2nd fraction, since 4 × 63 = 252,
   2/4 = 2 × 63/4 × 63 = 126/252
4. Subtract the two like fractions:
   48/252 - 126/252 = 48 - 126/252 = -78/252
5. After reducing the fraction, the answer is -13/42

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