Answers

Add 54/60 and 6/81

54/60 + 6/81 is 263/270.

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,
   54/60 = 54 × 27/60 × 27 = 1458/1620
3. Likewise, for the 2nd fraction, since 81 × 20 = 1620,
   6/81 = 6 × 20/81 × 20 = 120/1620
4. Add the two like fractions:
   1458/1620 + 120/1620 = 1458 + 120/1620 = 1578/1620
5. 1578/1620 simplified gives 263/270
6. So, 54/60 + 6/81 = 263/270

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