7 - Chapter 1 Review
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6
(-4)²-10
-21
-13+ (-8)
7
-28÷(-4)
-3
-5(2)+7
-19
-7-12
-11
-8+(-12)÷4
0
0÷(-18)
undefined
18÷0
10
7-(-3)
-24
8(-3)
3
9÷(-3)(-1)
-9
A gopher digs a hole 2 feet underground. The gopher continues to dig another 7 feet. What number represents the change in the gopher's position?
-7
A skateboarder descends on a ramp from 102 feet to 67 feet in 5 seconds. What is the average change in height per second?
1
Evaluate the expression when x=-5, y=-3, and z=-2. (y+z)÷x
-1
Find the mean of the integers. 11, -7, -14, 10, -5
-5
The temperature at 7AM is -18⁰F. During the next six hours, the temperature increases 23⁰F. During the following 4 hours, the temperature decreases 10⁰F. What is the final temperature?
