Answers

Add 90/14 and 15/81

1^st number: 6 6/14, 2^nd number: 15/81

90/14 + 15/81 is 1250/189.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 14 and 81 is 1134
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1134
2. For the 1st fraction, since 14 × 81 = 1134,
   90/14 = 90 × 81/14 × 81 = 7290/1134
3. Likewise, for the 2nd fraction, since 81 × 14 = 1134,
   15/81 = 15 × 14/81 × 14 = 210/1134
4. Add the two like fractions:
   7290/1134 + 210/1134 = 7290 + 210/1134 = 7500/1134
5. 7500/1134 simplified gives 1250/189
6. So, 90/14 + 15/81 = 1250/189
   In mixed form: 6116/189

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