Name: 
 

Math 8 LG 8 Practice Quiz #3


Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 
Write a multiplication expression for (-6) + (-6) + (-6).
a.
-18
b.
mc001-1.jpg
c.
mc001-2.jpg
d.
+18
 

 2. 
Find the product mc002-1.jpg. Use a number line if necessary.
a.
28
b.
-28
c.
3
d.
–3
 

 3. 
Find the product of -4 and -7.
a.
-11
b.
-28
c.
+28
d.
+11
 

 4. 
Find the product of -10 and +3.
a.
+13
b.
+30
c.
-7
d.
-30
 

 5. 
Find this product. mc005-1.jpg
a.
–13
b.
–17
c.
–15
d.
+25
 

 6. 
Find this product. mc006-1.jpg
a.
–30
b.
–32
c.
–28
d.
+25
 

 7. 
Which of these products are negative?
i)      mc007-1.jpg 
ii)      mc007-2.jpg
iii)      mc007-3.jpg 
iv)      mc007-4.jpg
a.
i and iv
b.
ii, iii, and iv
c.
ii and iv
d.
ii and iii
 

 8. 
Find the quotient mc008-1.jpg. Use a number line if it helps.
a.
-3
b.
+3
c.
-12
d.
-24
 

 9. 
Which quotients are negative?
i)      mc009-1.jpg
ii)      mc009-2.jpg
iii)      mc009-3.jpg
iv)      mc009-4.jpg
a.
i and iii
b.
ii and iv
c.
i and iv
d.
i, ii, and iii
 

 10. 
Start at 0 on the number line. Move 2 units left each time until you reach -10.
How many moves did you make?
a.
10
b.
8
c.
2
d.
5
 

 11. 
Find this quotient. mc011-1.jpg
a.
–63
b.
–10
c.
+10
d.
+63
 

 12. 
Find this quotient. mc012-1.jpg
a.
+5
b.
–5
c.
–320
d.
+320
 

 13. 
Evaluate. mc013-1.jpg
a.
72
b.
–36
c.
–72
d.
27
 

 14. 
Evaluate. mc014-1.jpg
a.
–25
b.
-10
c.
10
d.
–17
 

 15. 
Evaluate. mc015-1.jpg
a.
–6
b.
–49
c.
8
d.
49
 

Short Answer
 

 16. 
Find the product of -14 and +5.
 

 17. 
Which products are negative?
a)      sa017-1.jpg
b)      sa017-2.jpg
c)      sa017-3.jpg
d)      sa017-4.jpg
 

 18. 
Jeff was draining a large oil tank. The oil level dropped at a steady rate of 7 cm each hour.
Use integers to write the change in oil level after 4 h.
 

 19. 
What integer should you multiply +5 by to get -15?
 

 20. 
Write (-13) + (-13) + (-13) + (-13) + (-13) as a product, then evaluate.
 

 21. 
Evaluate. sa021-1.jpg
 

 22. 
Replace sa022-1.jpg with an integer to make the equation true.
(-7) ´ sa022-2.jpg = +35
 

 23. 
Write a related multiplication equation for sa023-1.jpg.
 

 24. 
Write 2 related division equations for sa024-1.jpg.
 

 25. 
Replace sa025-1.jpg with an integer to make the equation true.
sa025-2.jpg ¸ (-12) = +2
 

 26. 
What integer should you divide 55 by to get a negative integer?
 

 27. 
What integer should you divide -28 by to get a positive integer?
 

 28. 
Evaluate. sa028-1.jpg
 

 29. 
Evaluate. sa029-1.jpg
 

 30. 
Evaluate. sa030-1.jpg
 

Problem
 

 31. 
Find pairs of integers in this box that have a positive product.
pr031-1.jpg
 

 32. 
Write the next 3 terms in the pattern. Then write a pattern rule.
+4, -8, +12, -16, ...
 

 33. 
Explain how you could predict the sign of the product pr033-1.jpg without actually multiplying.
 

 34. 
a)      Write the next 2 terms in this pattern.
      +729, -243, +81, -27, ...
b)      Describe how you get to the next term.
 

 35. 
Use three (-3)s and any operations or brackets. Write an expression with each value.
a)      0
b)      -4
c)      +3
d)      -1
 



 
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