Answers

Add 80/54 and 9/48

1^st number: 1 26/54, 2^nd number: 9/48

80/54 + 9/48 is 721/432.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 48 is 432
   
   Next, find the equivalent fraction of both fractional numbers with denominator 432
2. For the 1st fraction, since 54 × 8 = 432,
   80/54 = 80 × 8/54 × 8 = 640/432
3. Likewise, for the 2nd fraction, since 48 × 9 = 432,
   9/48 = 9 × 9/48 × 9 = 81/432
4. Add the two like fractions:
   640/432 + 81/432 = 640 + 81/432 = 721/432
5. So, 80/54 + 9/48 = 721/432
   In mixed form: 1289/432

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