Answers

Subtract 6/28 from 20/98

20/98 - 6/28 is -1/98.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 28 is 196
   
   Next, find the equivalent fraction of both fractional numbers with denominator 196
2. For the 1st fraction, since 98 × 2 = 196,
   20/98 = 20 × 2/98 × 2 = 40/196
3. Likewise, for the 2nd fraction, since 28 × 7 = 196,
   6/28 = 6 × 7/28 × 7 = 42/196
4. Subtract the two like fractions:
   40/196 - 42/196 = 40 - 42/196 = -2/196
5. After reducing the fraction, the answer is -1/98

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