Answers

Add 98/56 and 45/54

1^st number: 1 42/56, 2^nd number: 45/54

98/56 + 45/54 is 31/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 54 is 1512
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1512
2. For the 1st fraction, since 56 × 27 = 1512,
   98/56 = 98 × 27/56 × 27 = 2646/1512
3. Likewise, for the 2nd fraction, since 54 × 28 = 1512,
   45/54 = 45 × 28/54 × 28 = 1260/1512
4. Add the two like fractions:
   2646/1512 + 1260/1512 = 2646 + 1260/1512 = 3906/1512
5. 3906/1512 simplified gives 31/12
6. So, 98/56 + 45/54 = 31/12
   In mixed form: 27/12

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