Answers

Add 36/96 and 20/81

36/96 + 20/81 is 403/648.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 96 and 81 is 2592
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2592
2. For the 1st fraction, since 96 × 27 = 2592,
   36/96 = 36 × 27/96 × 27 = 972/2592
3. Likewise, for the 2nd fraction, since 81 × 32 = 2592,
   20/81 = 20 × 32/81 × 32 = 640/2592
4. Add the two like fractions:
   972/2592 + 640/2592 = 972 + 640/2592 = 1612/2592
5. 1612/2592 simplified gives 403/648
6. So, 36/96 + 20/81 = 403/648

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