Answers

Add 80/54 and 5/20

1^st number: 1 26/54, 2^nd number: 5/20

80/54 + 5/20 is 187/108.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 20 is 540
   
   Next, find the equivalent fraction of both fractional numbers with denominator 540
2. For the 1st fraction, since 54 × 10 = 540,
   80/54 = 80 × 10/54 × 10 = 800/540
3. Likewise, for the 2nd fraction, since 20 × 27 = 540,
   5/20 = 5 × 27/20 × 27 = 135/540
4. Add the two like fractions:
   800/540 + 135/540 = 800 + 135/540 = 935/540
5. 935/540 simplified gives 187/108
6. So, 80/54 + 5/20 = 187/108
   In mixed form: 179/108

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