Answers

Subtract 9/98 from 9/40

9/40 - 9/98 is 261/1960.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 98 is 1960
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1960
2. For the 1st fraction, since 40 × 49 = 1960,
   9/40 = 9 × 49/40 × 49 = 441/1960
3. Likewise, for the 2nd fraction, since 98 × 20 = 1960,
   9/98 = 9 × 20/98 × 20 = 180/1960
4. Subtract the two like fractions:
   441/1960 - 180/1960 = 441 - 180/1960 = 261/1960

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