Answers

Add 18/4 and 84/4

1^st number: 4 2/4, 2^nd number: 21 0/4

18/4 + 84/4 is 51/2.

Steps for adding fractions

1. Add the two fractions:
   18/4 + 84/4 = 18 + 84/4 = 102/4
2. 102/4 simplified gives 51/2
3. So, 18/4 + 84/4 = 51/2
   In mixed form: 251/2

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