Answers

Add 1/81 and 90/56

1^st number: 1/81, 2^nd number: 1 34/56

1/81 + 90/56 is 3673/2268.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 56 is 4536
   
   Next, find the equivalent fraction of both fractional numbers with denominator 4536
2. For the 1st fraction, since 81 × 56 = 4536,
   1/81 = 1 × 56/81 × 56 = 56/4536
3. Likewise, for the 2nd fraction, since 56 × 81 = 4536,
   90/56 = 90 × 81/56 × 81 = 7290/4536
4. Add the two like fractions:
   56/4536 + 7290/4536 = 56 + 7290/4536 = 7346/4536
5. 7346/4536 simplified gives 3673/2268
6. So, 1/81 + 90/56 = 3673/2268
   In mixed form: 11405/2268

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