Answers

Add 49/36 and 12/81

1^st number: 1 13/36, 2^nd number: 12/81

49/36 + 12/81 is 163/108.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 81 is 324
   
   Next, find the equivalent fraction of both fractional numbers with denominator 324
2. For the 1st fraction, since 36 × 9 = 324,
   49/36 = 49 × 9/36 × 9 = 441/324
3. Likewise, for the 2nd fraction, since 81 × 4 = 324,
   12/81 = 12 × 4/81 × 4 = 48/324
4. Add the two like fractions:
   441/324 + 48/324 = 441 + 48/324 = 489/324
5. 489/324 simplified gives 163/108
6. So, 49/36 + 12/81 = 163/108
   In mixed form: 155/108

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