Answers

Subtract 49/8 from 15/7

1^st number: 2 1/7, 2^nd number: 6 1/8

15/7 - 49/8 is -223/56.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 8 is 56
   
   Next, find the equivalent fraction of both fractional numbers with denominator 56
2. For the 1st fraction, since 7 × 8 = 56,
   15/7 = 15 × 8/7 × 8 = 120/56
3. Likewise, for the 2nd fraction, since 8 × 7 = 56,
   49/8 = 49 × 7/8 × 7 = 343/56
4. Subtract the two like fractions:
   120/56 - 343/56 = 120 - 343/56 = -223/56

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