Answers

Subtract 15/54 from 98/90

1^st number: 1 8/90, 2^nd number: 15/54

98/90 - 15/54 is 73/90.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 54 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 90 × 3 = 270,
   98/90 = 98 × 3/90 × 3 = 294/270
3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
   15/54 = 15 × 5/54 × 5 = 75/270
4. Subtract the two like fractions:
   294/270 - 75/270 = 294 - 75/270 = 219/270
5. After reducing the fraction, the answer is 73/90

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