Answers

Add 75/42 and 7/9

1^st number: 1 33/42, 2^nd number: 7/9

75/42 + 7/9 is 323/126.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 9 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 42 × 3 = 126,
   75/42 = 75 × 3/42 × 3 = 225/126
3. Likewise, for the 2nd fraction, since 9 × 14 = 126,
   7/9 = 7 × 14/9 × 14 = 98/126
4. Add the two like fractions:
   225/126 + 98/126 = 225 + 98/126 = 323/126
5. So, 75/42 + 7/9 = 323/126
   In mixed form: 271/126

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