Answers

Subtract 35/45 from 42/98

42/98 - 35/45 is -22/63.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 45 is 4410
   
   Next, find the equivalent fraction of both fractional numbers with denominator 4410
2. For the 1st fraction, since 98 × 45 = 4410,
   42/98 = 42 × 45/98 × 45 = 1890/4410
3. Likewise, for the 2nd fraction, since 45 × 98 = 4410,
   35/45 = 35 × 98/45 × 98 = 3430/4410
4. Subtract the two like fractions:
   1890/4410 - 3430/4410 = 1890 - 3430/4410 = -1540/4410
5. After reducing the fraction, the answer is -22/63

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