Answers

Add 2/81 and 7/4

1^st number: 2/81, 2^nd number: 1 3/4

2/81 + 7/4 is 575/324.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 4 is 324
   
   Next, find the equivalent fraction of both fractional numbers with denominator 324
2. For the 1st fraction, since 81 × 4 = 324,
   2/81 = 2 × 4/81 × 4 = 8/324
3. Likewise, for the 2nd fraction, since 4 × 81 = 324,
   7/4 = 7 × 81/4 × 81 = 567/324
4. Add the two like fractions:
   8/324 + 567/324 = 8 + 567/324 = 575/324
5. So, 2/81 + 7/4 = 575/324
   In mixed form: 1251/324

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