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Pre-H Integers And Absolute Value
Test Description: Integers, Absolute value, adding integers, subtracting integers, basic skills
Instructions: Answer all questions to get your test result.
1) What is the correct integer to represent: a withdrawal of 10 dollars?
A
-20
B
10
C
-10
D
20
2) What is the correct integer for the following: a deposit of 1,000 dollars?
A
1000
B
-1000
C
-900
D
900
3) A shark was swimming at 300 feet below sea level. He swam up to the surface 300 feet. How many feet above sea level is the shark now?
A
600
B
he did not move at all
C
0; he is at sea level now
D
-600
4) What is the absolute value of -8?
A
-8
B
8
C
4
D
-4
5) What is the definition of absolute value?
A
the distance from one on a number line
B
the distance from zero on a number line
C
the distance from a number's opposite on a number line
D
the negative distance to an additive inverse on a number line
6) What is the definition of opposites?
A
two numbers that are not the same distance from zero
B
two numbers with the same signs and the same distance from zero
C
two numbers that are both on the negative side of the number line
D
two numbers that are the same distance from zero, but on opposite sides of the number line.
7) What is an additive inverse?
A
A number and its opposite, which are the same distance from zero
B
a number that has an opposite
C
a number that adds with 0 to get that same number
D
a number that adds with its opposite to cancel out and make zero
8) -12+7
A
5
B
-19
C
-5
D
19
9) -3+3
A
6
B
-6
C
-0
D
0
10) What is an example of an additive inverse?
A
4+4=8
B
-9+2=-7
C
-3+2=-1
D
-7+7=0
11) What is an example of opposites?
A
-2 and 2
B
-8 and 9
C
0 and 1
D
4 and 1
12) 7-(-8)
A
15
B
-15
C
-1
D
14
13) -9-(-4)
A
13
B
5
C
-5
D
-13
14) Choose the TRUE statement from the following
A
absolute value is always negative, because distance is always negative
B
absolute value is always whatever the number inside the absolute value signs is
C
absolute value is always zero, because distance is always zero
D
absolute value is always positive, because distance is always positive
15) 25+(-19)=
A
6
B
44
C
-6
D
-44
16) -10-(-2)=
A
-8
B
-12
C
12
D
8
17) What is the rule for adding integers?
A
same signs add, different signs subtract.
B
same signs subtract, different signs add
C
same signs add, different signs subtract; take the sign of the larger number
D
same signs stay the same, different signs answer zero; take the sign of the smaller #
18) What is the rule for subtracting integers?
A
subtract its additive inverse (keep, change, flip)
B
add its additive inverse (Keep, change, change)
C
multiply the two numbers together
D
same signs add, different signs subtract; take the sign of the larger number
19) If you use -keep, change, change- (KCC) what would the new subtraction problem look like for this problem: -6-4
A
-6+(-4)
B
-6-4
C
6+4
D
6+(-4)
20) How would I add this set of integers?: -7+4-(-2)
A
use PEMDAS, do 4-(-2) first to get 6, then add it to -7 to get -1
B
use PEMDAS, then subtract -7+4 to get -3, then subtract -3-(-2) to get -5
C
use PEMDAS, then subtract -7+4 to get -3, then subtract -3-(-2) to get -1
D
use PEMDAS, then add -7+4 to get -11, then subtract -11-(-2) to get 13
*select an answer for all questions
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