Answers

Add 30/24 and 20/81

1^st number: 1 6/24, 2^nd number: 20/81

30/24 + 20/81 is 485/324.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 81 is 648
   
   Next, find the equivalent fraction of both fractional numbers with denominator 648
2. For the 1st fraction, since 24 × 27 = 648,
   30/24 = 30 × 27/24 × 27 = 810/648
3. Likewise, for the 2nd fraction, since 81 × 8 = 648,
   20/81 = 20 × 8/81 × 8 = 160/648
4. Add the two like fractions:
   810/648 + 160/648 = 810 + 160/648 = 970/648
5. 970/648 simplified gives 485/324
6. So, 30/24 + 20/81 = 485/324
   In mixed form: 1161/324

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