Dividing Integers

Find each quotient.

1. -44 ÷ 4
   
   
   
2. 0 ÷ (-5)
   
   
   
3. -21 ÷ 21
   
   
   
4. 32 ÷ 8
   
   
   
5. -17 ÷ -17
   
   
   
6. -49 ÷ 7
   
   
   
7. 80 ÷ -4
   
   
   
8. -64 ÷ -8
   
   
   
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16. 

Evaluate each expression if a = -2, b = 5, and c = -4.

17. -35 ÷ b
    
    
    
18. 54 ÷ a
    
    
    
19. -56 ÷ c
    
    
    
20. 205 ÷ b
    
    
    
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28. 

Find the average (mean) of each group of numbers.

29. 23, 20, 27, 18
    
    
    
30. -8, 9, 4, 0, 2, -1
    
    
    
31. 17, 21, 4
    
    
    
32. -20, -15, -12, -1, 1, 12, 15, 20
    
    
    
33. -7, -3, -9, 0, 21, -2, -14
    
    
    
34. TESTS Miranda earned scores of 84, 91, 95, 78, and 92 on her math tests. Find her average (mean) score.
    
    
35. TEMPERATURE At noon on Friday, the temperature was 0°F. Six hours later the temperature was -18°F. On average, what was the temperature change per hour?
    
    
36. BUSINESS The architecture firm of Stuart and Maxwell, Ltd., had monthly profits of $1200, $755, -$450, $210, and -$640 over 5 months. What was the average profit for those months?