This test is very important.
multiply.
1. (−2/3) (16)
enter your answer as a fraction, in simplified form.
2. what is the product of −2 1/2 and −3 1/3 ?
3. divide.
−24/7
enter your answer as a mixed number, in simplified form.
4. a running cheetah begins to slow down. for each meter the cheetah travels, its speed changes by −3.4−3.4 kilometers per hour. the cheetah travels a total of 21.5 meters.
what is the total change in the cheetah's speed during this time?
a. 73.1
b. 71.9
c. -71.9
d. -73.1
5. multiply.
(−0.64) (−2.5)
enter your answer as a decimal.
6. christopher recorded the low temperature each day for 1 week and recorded his results in this table.
day sunday monday tuesday wednesday thursday friday saturday
low −5 °f −8 °f −6 °f −8 °f −3 °f 2° f 7° f
what is the average low temperature for the week?
7.divide.
5/6÷−2/3
8. jerry measured and timed the descent of a diving bell spider in a large fish tank. the spider reached a position 4 1/2 inches below the surface of the water after descending at a constant rate for 1 1/2 seconds. jerry recorded this as −4 1/2 inches.
what is the position of the spider relative to the surface after 1 second?
9. divide.
(3 3/4) ÷ (−2 1/2)
enter your answer as a mixed number, in simplified form.
10. miko’s restaurant bill was $16. she used the expression 1.18(16) to find the total cost including an 18% tip.
which expression is equivalent to the amount miko paid?
you : )

1. (−2/3) (16)
Enter your answer as a fraction, in simplified form.

-32/3

2. What is the product of −2 1/2 and −3 1/3 ?
25/3

3. Divide.

−24/7
-3 3/7

Enter your answer as a mixed number, in simplified form.

4. A running cheetah begins to slow down. For each meter the cheetah travels, its speed changes by −3.4−3.4 kilometers per hour. The cheetah travels a total of 21.5 meters.

What is the total change in the cheetah's speed during this time?
A. 73.1 
B. 71.9
C. -71.9

D. -73.1

5. Multiply.

(−0.64) (−2.5) 

1.6

Enter your answer as a decimal.

6. Christopher recorded the low temperature each day for 1 week and recorded his results in this table.

Day Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Low −5 °F −8 °F −6 °F −8 °F −3 °F 2° F 7° F
What is the average low temperature for the week?
-3

7.Divide.

5/6÷−2/3
-5/4 or - 1 1/4 (mixed #) or -1.25 (decimal)

8. Jerry measured and timed the descent of a diving bell spider in a large fish tank. The spider reached a position 4 1/2 inches below the surface of the water after descending at a constant rate for 1 1/2 seconds. Jerry recorded this as −4 1/2 inches.

What is the position of the spider relative to the surface after 1 second?
 -3

9. Divide.

(3 3/4) ÷ (−2 1/2)

Enter your answer as a mixed number, in simplified form.
-1 1/2

10. Miko’s restaurant bill was $16. She used the expression 1.18(16) to find the total cost including an 18% tip.

Which expression is equivalent to the amount Miko paid?

16 + 0.18(16)

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