Answers

Add 90/27 and 84/15

1^st number: 3 9/27, 2^nd number: 5 9/15

90/27 + 84/15 is 134/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 15 is 135
   
   Next, find the equivalent fraction of both fractional numbers with denominator 135
2. For the 1st fraction, since 27 × 5 = 135,
   90/27 = 90 × 5/27 × 5 = 450/135
3. Likewise, for the 2nd fraction, since 15 × 9 = 135,
   84/15 = 84 × 9/15 × 9 = 756/135
4. Add the two like fractions:
   450/135 + 756/135 = 450 + 756/135 = 1206/135
5. 1206/135 simplified gives 134/15
6. So, 90/27 + 84/15 = 134/15
   In mixed form: 814/15

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