Answers

Add 50/84 and 18/81

50/84 + 18/81 is 103/126.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 81 is 2268
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2268
2. For the 1st fraction, since 84 × 27 = 2268,
   50/84 = 50 × 27/84 × 27 = 1350/2268
3. Likewise, for the 2nd fraction, since 81 × 28 = 2268,
   18/81 = 18 × 28/81 × 28 = 504/2268
4. Add the two like fractions:
   1350/2268 + 504/2268 = 1350 + 504/2268 = 1854/2268
5. 1854/2268 simplified gives 103/126
6. So, 50/84 + 18/81 = 103/126

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