Answers

Add 90/27 and 28/75

1^st number: 3 9/27, 2^nd number: 28/75

90/27 + 28/75 is 278/75.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 75 is 675
   
   Next, find the equivalent fraction of both fractional numbers with denominator 675
2. For the 1st fraction, since 27 × 25 = 675,
   90/27 = 90 × 25/27 × 25 = 2250/675
3. Likewise, for the 2nd fraction, since 75 × 9 = 675,
   28/75 = 28 × 9/75 × 9 = 252/675
4. Add the two like fractions:
   2250/675 + 252/675 = 2250 + 252/675 = 2502/675
5. 2502/675 simplified gives 278/75
6. So, 90/27 + 28/75 = 278/75
   In mixed form: 353/75

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