Answers

Add 72/7 and 63/54

1^st number: 10 2/7, 2^nd number: 1 9/54

72/7 + 63/54 is 481/42.

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,
   72/7 = 72 × 54/7 × 54 = 3888/378
3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
   63/54 = 63 × 7/54 × 7 = 441/378
4. Add the two like fractions:
   3888/378 + 441/378 = 3888 + 441/378 = 4329/378
5. 4329/378 simplified gives 481/42
6. So, 72/7 + 63/54 = 481/42
   In mixed form: 1119/42

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