Answers

Add 81/7 and 75/81

1^st number: 11 4/7, 2^nd number: 75/81

81/7 + 75/81 is 2362/189.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 81 is 567
   
   Next, find the equivalent fraction of both fractional numbers with denominator 567
2. For the 1st fraction, since 7 × 81 = 567,
   81/7 = 81 × 81/7 × 81 = 6561/567
3. Likewise, for the 2nd fraction, since 81 × 7 = 567,
   75/81 = 75 × 7/81 × 7 = 525/567
4. Add the two like fractions:
   6561/567 + 525/567 = 6561 + 525/567 = 7086/567
5. 7086/567 simplified gives 2362/189
6. So, 81/7 + 75/81 = 2362/189
   In mixed form: 1294/189

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