Answers

Add 90/24 and 15/27

1^st number: 3 18/24, 2^nd number: 15/27

90/24 + 15/27 is 155/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 27 is 216
   
   Next, find the equivalent fraction of both fractional numbers with denominator 216
2. For the 1st fraction, since 24 × 9 = 216,
   90/24 = 90 × 9/24 × 9 = 810/216
3. Likewise, for the 2nd fraction, since 27 × 8 = 216,
   15/27 = 15 × 8/27 × 8 = 120/216
4. Add the two like fractions:
   810/216 + 120/216 = 810 + 120/216 = 930/216
5. 930/216 simplified gives 155/36
6. So, 90/24 + 15/27 = 155/36
   In mixed form: 411/36

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