Answers

Add 80/54 and 15/20

1^st number: 1 26/54, 2^nd number: 15/20

80/54 + 15/20 is 241/108.

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,
   15/20 = 15 × 27/20 × 27 = 405/540
4. Add the two like fractions:
   800/540 + 405/540 = 800 + 405/540 = 1205/540
5. 1205/540 simplified gives 241/108
6. So, 80/54 + 15/20 = 241/108
   In mixed form: 225/108

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