Answers

Add 75/63 and 28/54

1^st number: 1 12/63, 2^nd number: 28/54

75/63 + 28/54 is 323/189.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 54 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 63 × 6 = 378,
   75/63 = 75 × 6/63 × 6 = 450/378
3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
   28/54 = 28 × 7/54 × 7 = 196/378
4. Add the two like fractions:
   450/378 + 196/378 = 450 + 196/378 = 646/378
5. 646/378 simplified gives 323/189
6. So, 75/63 + 28/54 = 323/189
   In mixed form: 1134/189

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