Answers

Add 75/42 and 45/4

1^st number: 1 33/42, 2^nd number: 11 1/4

75/42 + 45/4 is 365/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 4 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 42 × 2 = 84,
   75/42 = 75 × 2/42 × 2 = 150/84
3. Likewise, for the 2nd fraction, since 4 × 21 = 84,
   45/4 = 45 × 21/4 × 21 = 945/84
4. Add the two like fractions:
   150/84 + 945/84 = 150 + 945/84 = 1095/84
5. 1095/84 simplified gives 365/28
6. So, 75/42 + 45/4 = 365/28
   In mixed form: 131/28

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