Answers

Subtract 63/20 from 5/63

1^st number: 5/63, 2^nd number: 3 3/20

5/63 - 63/20 is -3869/1260.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 20 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 63 × 20 = 1260,
   5/63 = 5 × 20/63 × 20 = 100/1260
3. Likewise, for the 2nd fraction, since 20 × 63 = 1260,
   63/20 = 63 × 63/20 × 63 = 3969/1260
4. Subtract the two like fractions:
   100/1260 - 3969/1260 = 100 - 3969/1260 = -3869/1260

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