Answers

Add 6/60 and 45/81

6/60 + 45/81 is 59/90.

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,
   6/60 = 6 × 27/60 × 27 = 162/1620
3. Likewise, for the 2nd fraction, since 81 × 20 = 1620,
   45/81 = 45 × 20/81 × 20 = 900/1620
4. Add the two like fractions:
   162/1620 + 900/1620 = 162 + 900/1620 = 1062/1620
5. 1062/1620 simplified gives 59/90
6. So, 6/60 + 45/81 = 59/90

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