Answers

Subtract 63/12 from 7/15

1^st number: 7/15, 2^nd number: 5 3/12

7/15 - 63/12 is -287/60.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 12 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 15 × 4 = 60,
   7/15 = 7 × 4/15 × 4 = 28/60
3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
   63/12 = 63 × 5/12 × 5 = 315/60
4. Subtract the two like fractions:
   28/60 - 315/60 = 28 - 315/60 = -287/60

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