Answers

Add 50/27 and 20/72

1^st number: 1 23/27, 2^nd number: 20/72

50/27 + 20/72 is 115/54.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 72 is 216
   
   Next, find the equivalent fraction of both fractional numbers with denominator 216
2. For the 1st fraction, since 27 × 8 = 216,
   50/27 = 50 × 8/27 × 8 = 400/216
3. Likewise, for the 2nd fraction, since 72 × 3 = 216,
   20/72 = 20 × 3/72 × 3 = 60/216
4. Add the two like fractions:
   400/216 + 60/216 = 400 + 60/216 = 460/216
5. 460/216 simplified gives 115/54
6. So, 50/27 + 20/72 = 115/54
   In mixed form: 27/54

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