Answers

Subtract 63/98 from 42/75

42/75 - 63/98 is -29/350.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 98 is 7350
   
   Next, find the equivalent fraction of both fractional numbers with denominator 7350
2. For the 1st fraction, since 75 × 98 = 7350,
   42/75 = 42 × 98/75 × 98 = 4116/7350
3. Likewise, for the 2nd fraction, since 98 × 75 = 7350,
   63/98 = 63 × 75/98 × 75 = 4725/7350
4. Subtract the two like fractions:
   4116/7350 - 4725/7350 = 4116 - 4725/7350 = -609/7350
5. After reducing the fraction, the answer is -29/350

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