Answers

Add 18/27 and 90/80

1^st number: 18/27, 2^nd number: 1 10/80

18/27 + 90/80 is 43/24.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 80 is 2160
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2160
2. For the 1st fraction, since 27 × 80 = 2160,
   18/27 = 18 × 80/27 × 80 = 1440/2160
3. Likewise, for the 2nd fraction, since 80 × 27 = 2160,
   90/80 = 90 × 27/80 × 27 = 2430/2160
4. Add the two like fractions:
   1440/2160 + 2430/2160 = 1440 + 2430/2160 = 3870/2160
5. 3870/2160 simplified gives 43/24
6. So, 18/27 + 90/80 = 43/24
   In mixed form: 119/24

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