Answers

Add 16/7 and 75/81

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

16/7 + 75/81 is 607/189.

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,
   16/7 = 16 × 81/7 × 81 = 1296/567
3. Likewise, for the 2nd fraction, since 81 × 7 = 567,
   75/81 = 75 × 7/81 × 7 = 525/567
4. Add the two like fractions:
   1296/567 + 525/567 = 1296 + 525/567 = 1821/567
5. 1821/567 simplified gives 607/189
6. So, 16/7 + 75/81 = 607/189
   In mixed form: 340/189

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