Integers Review Question Preview (ID: 50527)
All Operations.
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A dolphin is swimming 10 feet below the surface. It descends another 12 feet before rising 4 feet. Which integer represents the location of the dolphin now?
a) 2 feet
b) -18 feet
c) -26 feet
d) -2 feet
When adding integer with different signs...
a) use the greatest absolute value to find the sum
b) add the numbers and the term with the greatest absolute value will determine the sign for the sum
c) multiplying the same signs will give you a positive product
d) subtract the numbers and the term with the greater absolute value will determine the sign for the sum
Over a period of 12 hours, the temperature dropped 60 degrees. What was the average change in temperature in one hour?
a) 5 degrees
b) 72 degrees
c) -5 degrees
d) 2 degrees
Which expression does NOT have a product equal to -100?
a) (2)(-50)
b) (-4)(-25)
c) (-10)(10)
d) (-20)(5)
Which expression is NOT equivalent to -20?
a) -20/1
b) (-4)(5)
c) (-20)(-1)
d) -21 + 1
-100 + 100
a) 0
b) -200
c) 200
d) -100
-65 - (-35)
a) -100
b) 100
c) 30
d) -30
-48/-6
a) -8
b) 42
c) 8
d) -42
-72 + 41
a) 31
b) -31
c) -113
d) 113
Your checking account is overdrawn by $50. You write a check for $20. What is the balance in your account?
a) $70
b) $30
c) -$30
d) -$70
45 + (-20)
a) 25
b) 65
c) -25
d) -65
-47 - (-30)
a) -77
b) -17
c) 77
d) 17
-20 + 3
a) 17
b) 23
c) -17
d) -23
(-15)(6)
a) -90
b) 21
c) -21
d) 90
144/-12
a) 12
b) 14
c) -12
d) -14
-27 - 8
a) -19
b) 19
c) 35
d) -35
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