Answers

Add 54/27 and 30/80

1^st number: 2 0/27, 2^nd number: 30/80

54/27 + 30/80 is 19/8.

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,
   54/27 = 54 × 80/27 × 80 = 4320/2160
3. Likewise, for the 2nd fraction, since 80 × 27 = 2160,
   30/80 = 30 × 27/80 × 27 = 810/2160
4. Add the two like fractions:
   4320/2160 + 810/2160 = 4320 + 810/2160 = 5130/2160
5. 5130/2160 simplified gives 19/8
6. So, 54/27 + 30/80 = 19/8
   In mixed form: 23/8

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