Answers

Subtract 48/90 from 15/98

15/98 - 48/90 is -559/1470.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 90 is 4410
   
   Next, find the equivalent fraction of both fractional numbers with denominator 4410
2. For the 1st fraction, since 98 × 45 = 4410,
   15/98 = 15 × 45/98 × 45 = 675/4410
3. Likewise, for the 2nd fraction, since 90 × 49 = 4410,
   48/90 = 48 × 49/90 × 49 = 2352/4410
4. Subtract the two like fractions:
   675/4410 - 2352/4410 = 675 - 2352/4410 = -1677/4410
5. After reducing the fraction, the answer is -559/1470

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