Answers

Add 15/60 and 24/81

15/60 + 24/81 is 59/108.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 81 is 1620
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1620
2. For the 1st fraction, since 60 × 27 = 1620,
   15/60 = 15 × 27/60 × 27 = 405/1620
3. Likewise, for the 2nd fraction, since 81 × 20 = 1620,
   24/81 = 24 × 20/81 × 20 = 480/1620
4. Add the two like fractions:
   405/1620 + 480/1620 = 405 + 480/1620 = 885/1620
5. 885/1620 simplified gives 59/108
6. So, 15/60 + 24/81 = 59/108

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