Answers

Add 21/18 and 15/18

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

21/18 + 15/18 is 2/1.

Steps for adding fractions

1. Add the two fractions:
   21/18 + 15/18 = 21 + 15/18 = 36/18
2. 36/18 simplified gives 2/1
3. So, 21/18 + 15/18 = 2/1

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