Answers

Subtract 15/8 from 49/84

1^st number: 49/84, 2^nd number: 1 7/8

49/84 - 15/8 is -31/24.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 8 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 84 × 2 = 168,
   49/84 = 49 × 2/84 × 2 = 98/168
3. Likewise, for the 2nd fraction, since 8 × 21 = 168,
   15/8 = 15 × 21/8 × 21 = 315/168
4. Subtract the two like fractions:
   98/168 - 315/168 = 98 - 315/168 = -217/168
5. After reducing the fraction, the answer is -31/24

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