Answers

Add 6/81 and 9/7

1^st number: 6/81, 2^nd number: 1 2/7

6/81 + 9/7 is 257/189.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 7 is 567
   
   Next, find the equivalent fraction of both fractional numbers with denominator 567
2. For the 1st fraction, since 81 × 7 = 567,
   6/81 = 6 × 7/81 × 7 = 42/567
3. Likewise, for the 2nd fraction, since 7 × 81 = 567,
   9/7 = 9 × 81/7 × 81 = 729/567
4. Add the two like fractions:
   42/567 + 729/567 = 42 + 729/567 = 771/567
5. 771/567 simplified gives 257/189
6. So, 6/81 + 9/7 = 257/189
   In mixed form: 168/189

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