Answers

Add 75/54 and 42/96

1^st number: 1 21/54, 2^nd number: 42/96

75/54 + 42/96 is 263/144.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 96 is 864
   
   Next, find the equivalent fraction of both fractional numbers with denominator 864
2. For the 1st fraction, since 54 × 16 = 864,
   75/54 = 75 × 16/54 × 16 = 1200/864
3. Likewise, for the 2nd fraction, since 96 × 9 = 864,
   42/96 = 42 × 9/96 × 9 = 378/864
4. Add the two like fractions:
   1200/864 + 378/864 = 1200 + 378/864 = 1578/864
5. 1578/864 simplified gives 263/144
6. So, 75/54 + 42/96 = 263/144
   In mixed form: 1119/144

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