Answers

Subtract 25/98 from 18/63

18/63 - 25/98 is 3/98.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 98 is 882
   
   Next, find the equivalent fraction of both fractional numbers with denominator 882
2. For the 1st fraction, since 63 × 14 = 882,
   18/63 = 18 × 14/63 × 14 = 252/882
3. Likewise, for the 2nd fraction, since 98 × 9 = 882,
   25/98 = 25 × 9/98 × 9 = 225/882
4. Subtract the two like fractions:
   252/882 - 225/882 = 252 - 225/882 = 27/882
5. After reducing the fraction, the answer is 3/98

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