Answers

Subtract 63/12 from 20/5

1^st number: 4 0/5, 2^nd number: 5 3/12

20/5 - 63/12 is -5/4.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 12 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 5 × 12 = 60,
   20/5 = 20 × 12/5 × 12 = 240/60
3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
   63/12 = 63 × 5/12 × 5 = 315/60
4. Subtract the two like fractions:
   240/60 - 315/60 = 240 - 315/60 = -75/60
5. After reducing the fraction, the answer is -5/4

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