Answers

Add 8/54 and 9/40

8/54 + 9/40 is 403/1080.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 40 is 1080
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1080
2. For the 1st fraction, since 54 × 20 = 1080,
   8/54 = 8 × 20/54 × 20 = 160/1080
3. Likewise, for the 2nd fraction, since 40 × 27 = 1080,
   9/40 = 9 × 27/40 × 27 = 243/1080
4. Add the two like fractions:
   160/1080 + 243/1080 = 160 + 243/1080 = 403/1080
5. So, 8/54 + 9/40 = 403/1080

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