Answers

Subtract 49/40 from 40/98

1^st number: 40/98, 2^nd number: 1 9/40

40/98 - 49/40 is -1601/1960.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 40 is 1960
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1960
2. For the 1st fraction, since 98 × 20 = 1960,
   40/98 = 40 × 20/98 × 20 = 800/1960
3. Likewise, for the 2nd fraction, since 40 × 49 = 1960,
   49/40 = 49 × 49/40 × 49 = 2401/1960
4. Subtract the two like fractions:
   800/1960 - 2401/1960 = 800 - 2401/1960 = -1601/1960

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