Answers

Subtract 7/9 from 15/98

15/98 - 7/9 is -551/882.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 9 is 882
   
   Next, find the equivalent fraction of both fractional numbers with denominator 882
2. For the 1st fraction, since 98 × 9 = 882,
   15/98 = 15 × 9/98 × 9 = 135/882
3. Likewise, for the 2nd fraction, since 9 × 98 = 882,
   7/9 = 7 × 98/9 × 98 = 686/882
4. Subtract the two like fractions:
   135/882 - 686/882 = 135 - 686/882 = -551/882

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