Answers

Add 30/20 and 50/27

1^st number: 1 10/20, 2^nd number: 1 23/27

30/20 + 50/27 is 181/54.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 27 is 540
   
   Next, find the equivalent fraction of both fractional numbers with denominator 540
2. For the 1st fraction, since 20 × 27 = 540,
   30/20 = 30 × 27/20 × 27 = 810/540
3. Likewise, for the 2nd fraction, since 27 × 20 = 540,
   50/27 = 50 × 20/27 × 20 = 1000/540
4. Add the two like fractions:
   810/540 + 1000/540 = 810 + 1000/540 = 1810/540
5. 1810/540 simplified gives 181/54
6. So, 30/20 + 50/27 = 181/54
   In mixed form: 319/54

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