Answers

Add 15/35 and 84/81

1^st number: 15/35, 2^nd number: 1 3/81

15/35 + 84/81 is 277/189.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 81 is 2835
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2835
2. For the 1st fraction, since 35 × 81 = 2835,
   15/35 = 15 × 81/35 × 81 = 1215/2835
3. Likewise, for the 2nd fraction, since 81 × 35 = 2835,
   84/81 = 84 × 35/81 × 35 = 2940/2835
4. Add the two like fractions:
   1215/2835 + 2940/2835 = 1215 + 2940/2835 = 4155/2835
5. 4155/2835 simplified gives 277/189
6. So, 15/35 + 84/81 = 277/189
   In mixed form: 188/189

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