Answers

Subtract 70/50 from 1/98

1^st number: 1/98, 2^nd number: 1 20/50

1/98 - 70/50 is -681/490.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 50 is 2450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2450
2. For the 1st fraction, since 98 × 25 = 2450,
   1/98 = 1 × 25/98 × 25 = 25/2450
3. Likewise, for the 2nd fraction, since 50 × 49 = 2450,
   70/50 = 70 × 49/50 × 49 = 3430/2450
4. Subtract the two like fractions:
   25/2450 - 3430/2450 = 25 - 3430/2450 = -3405/2450
5. After reducing the fraction, the answer is -681/490

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