Answers

Subtract 8/49 from 15/42

15/42 - 8/49 is 19/98.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 49 is 294
   
   Next, find the equivalent fraction of both fractional numbers with denominator 294
2. For the 1st fraction, since 42 × 7 = 294,
   15/42 = 15 × 7/42 × 7 = 105/294
3. Likewise, for the 2nd fraction, since 49 × 6 = 294,
   8/49 = 8 × 6/49 × 6 = 48/294
4. Subtract the two like fractions:
   105/294 - 48/294 = 105 - 48/294 = 57/294
5. After reducing the fraction, the answer is 19/98

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