Answers

Subtract 70/54 from 84/98

1^st number: 84/98, 2^nd number: 1 16/54

84/98 - 70/54 is -83/189.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 54 is 2646
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2646
2. For the 1st fraction, since 98 × 27 = 2646,
   84/98 = 84 × 27/98 × 27 = 2268/2646
3. Likewise, for the 2nd fraction, since 54 × 49 = 2646,
   70/54 = 70 × 49/54 × 49 = 3430/2646
4. Subtract the two like fractions:
   2268/2646 - 3430/2646 = 2268 - 3430/2646 = -1162/2646
5. After reducing the fraction, the answer is -83/189

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