Answers

Subtract 42/49 from 12/98

12/98 - 42/49 is -36/49.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 49 is 98
   
   Next, find the equivalent fraction of both fractional numbers with denominator 98
2. For the 1st fraction, since 98 × 1 = 98,
   12/98 = 12 × 1/98 × 1 = 12/98
3. Likewise, for the 2nd fraction, since 49 × 2 = 98,
   42/49 = 42 × 2/49 × 2 = 84/98
4. Subtract the two like fractions:
   12/98 - 84/98 = 12 - 84/98 = -72/98
5. After reducing the fraction, the answer is -36/49

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