Answers

Subtract 27/10 from 36/98

1^st number: 36/98, 2^nd number: 2 7/10

36/98 - 27/10 is -1143/490.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 10 is 490
   
   Next, find the equivalent fraction of both fractional numbers with denominator 490
2. For the 1st fraction, since 98 × 5 = 490,
   36/98 = 36 × 5/98 × 5 = 180/490
3. Likewise, for the 2nd fraction, since 10 × 49 = 490,
   27/10 = 27 × 49/10 × 49 = 1323/490
4. Subtract the two like fractions:
   180/490 - 1323/490 = 180 - 1323/490 = -1143/490

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