Answers

Add 50/27 and 90/20

1^st number: 1 23/27, 2^nd number: 4 10/20

50/27 + 90/20 is 343/54.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 20 is 540
   
   Next, find the equivalent fraction of both fractional numbers with denominator 540
2. For the 1st fraction, since 27 × 20 = 540,
   50/27 = 50 × 20/27 × 20 = 1000/540
3. Likewise, for the 2nd fraction, since 20 × 27 = 540,
   90/20 = 90 × 27/20 × 27 = 2430/540
4. Add the two like fractions:
   1000/540 + 2430/540 = 1000 + 2430/540 = 3430/540
5. 3430/540 simplified gives 343/54
6. So, 50/27 + 90/20 = 343/54
   In mixed form: 619/54

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