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Unit 1 Review Game
Test Description: 7th grade- Number System
Instructions: Answer all questions to get your test result.
1) 9 + (-6.73)
A
-15.73
B
-2.27
C
2.27
D
15.73
2) What is the difference of -5.6- 1/8?
A
-23/24
B
-46/48
C
-11/24
D
-33/48
3) 1 1/4 - (-4 3/4)
A
3.5
B
-6
C
6
D
-3 1/2
4) Two divers are swimming at different depths below sea level. One diver is at -25.5 ft. The other diver is at -40.75 ft. How far are the divers from each other? Make sure to label your answer with the proper units (ft)
A
15.25 ft
B
66.25 ft
C
-15.25 ft
D
-66.25ft
5) negative divided by a positive equals ______?
A
negative
B
positive
6) What is -2 4/5 as an improper fraction?
A
-10/5
B
-14/5
C
245
D
10/5
7) If you were to plot the following sum on a number line, how many spaces and which direction would the arrows go? 2+(-1)
A
The arrow would start at 0 and move 2 spaces to the right. Then the second arrow would move 1 space to the left. Answer: 1
B
The arrow would go to 3
C
The arrow would start at 0 and move 2 spaces to the left. Then the second arrow would move 1 space to the right. Answer: -1
D
The arrow would start at 0 and move 2 spaces to the left. Then the second arrow would move 1 space to the left. Answer: 3
8) Which 2 numbers are 12 units apart?
A
6 and -6
B
-1 and -11
C
2 and 10
D
1 and 11
9) An elevator moves at a rate of -10.5 ft/sec. After 5 seconds, what will be the elevator’s change in position? Make sure to label your answer (ft)
A
-52. 5 ft
B
52.5 ft
C
-2.1 ft
D
2.1 ft
10) If you were to plot the following sum on a number line, how many spaces and which direction would the arrows go? -5-(-4)
A
Start at -5 and move 4 spaces to the left. Answer: 1
B
You would first use KC0 and get -5+4. Start at 0, move 5 spaces to the left, then 4 spaces to the right. Answer: -1
C
You would first use KCO and get 5+4. Start at 0, move 5 spaces to the right, then 4 spaces to the right. Answer: 9
D
You would first use KCF and get -5+4. Start at 0, move 5 spaces to the left, then 4 spaces to the right. Answer: -1
11) Is 3/8 a repeating or terminating decimal?
A
terminating
B
repeating
*select an answer for all questions
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