Answers

Add 7/5 and 6/81

1^st number: 1 2/5, 2^nd number: 6/81

7/5 + 6/81 is 199/135.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 81 is 405
   
   Next, find the equivalent fraction of both fractional numbers with denominator 405
2. For the 1st fraction, since 5 × 81 = 405,
   7/5 = 7 × 81/5 × 81 = 567/405
3. Likewise, for the 2nd fraction, since 81 × 5 = 405,
   6/81 = 6 × 5/81 × 5 = 30/405
4. Add the two like fractions:
   567/405 + 30/405 = 567 + 30/405 = 597/405
5. 597/405 simplified gives 199/135
6. So, 7/5 + 6/81 = 199/135
   In mixed form: 164/135

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