Answers

Add 48/7 and 72/54

1^st number: 6 6/7, 2^nd number: 1 18/54

48/7 + 72/54 is 172/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 54 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 7 × 54 = 378,
   48/7 = 48 × 54/7 × 54 = 2592/378
3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
   72/54 = 72 × 7/54 × 7 = 504/378
4. Add the two like fractions:
   2592/378 + 504/378 = 2592 + 504/378 = 3096/378
5. 3096/378 simplified gives 172/21
6. So, 48/7 + 72/54 = 172/21
   In mixed form: 84/21

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