Answers

Subtract 60/98 from 15/40

15/40 - 60/98 is -93/392.

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,
   15/40 = 15 × 49/40 × 49 = 735/1960
3. Likewise, for the 2nd fraction, since 98 × 20 = 1960,
   60/98 = 60 × 20/98 × 20 = 1200/1960
4. Subtract the two like fractions:
   735/1960 - 1200/1960 = 735 - 1200/1960 = -465/1960
5. After reducing the fraction, the answer is -93/392

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