1.  Which equation shows the associative property of addition? 

Hint
Halfnhalf Clue
 

2.  What is the missing number? 894 + = 894 
 Halfnhalf Clue
 

3.  Which property of addition is represented by the following equation? 7 + 2 = 2 + 7 
 Halfnhalf Clue
 

4.  Which property of addition is represented by the following equation? u + v = v + u 
 Halfnhalf Clue
 

5.  What is the missing number? 234 + 673 = + 234 
 Halfnhalf Clue
 

6.  Which equation shows the associative property of addition? 
 Halfnhalf Clue
 

7.  Which property of addition is represented by the following equation? a + (b + c)=(a + b) + c 
 Halfnhalf Clue
 
