Answers

Subtract 63/16 from 15/7

1^st number: 2 1/7, 2^nd number: 3 15/16

15/7 - 63/16 is -201/112.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 16 is 112
   
   Next, find the equivalent fraction of both fractional numbers with denominator 112
2. For the 1st fraction, since 7 × 16 = 112,
   15/7 = 15 × 16/7 × 16 = 240/112
3. Likewise, for the 2nd fraction, since 16 × 7 = 112,
   63/16 = 63 × 7/16 × 7 = 441/112
4. Subtract the two like fractions:
   240/112 - 441/112 = 240 - 441/112 = -201/112

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