Answers

Subtract 30/81 from 98/28

1^st number: 3 14/28, 2^nd number: 30/81

98/28 - 30/81 is 169/54.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 81 is 2268
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2268
2. For the 1st fraction, since 28 × 81 = 2268,
   98/28 = 98 × 81/28 × 81 = 7938/2268
3. Likewise, for the 2nd fraction, since 81 × 28 = 2268,
   30/81 = 30 × 28/81 × 28 = 840/2268
4. Subtract the two like fractions:
   7938/2268 - 840/2268 = 7938 - 840/2268 = 7098/2268
5. After reducing the fraction, the answer is 169/54
6. In mixed form: 37/54

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