Answers

Add 8/4 and 7/81

1^st number: 2 0/4, 2^nd number: 7/81

8/4 + 7/81 is 169/81.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 81 is 324
   
   Next, find the equivalent fraction of both fractional numbers with denominator 324
2. For the 1st fraction, since 4 × 81 = 324,
   8/4 = 8 × 81/4 × 81 = 648/324
3. Likewise, for the 2nd fraction, since 81 × 4 = 324,
   7/81 = 7 × 4/81 × 4 = 28/324
4. Add the two like fractions:
   648/324 + 28/324 = 648 + 28/324 = 676/324
5. 676/324 simplified gives 169/81
6. So, 8/4 + 7/81 = 169/81
   In mixed form: 27/81

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