Integers
Quiz
•
Mathematics
•
6th - 8th Grade
•
Practice Problem
•
Hard
Poorni Sree
Used 1+ times
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13 questions
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1.
MULTIPLE SELECT QUESTION
30 sec • 5 pts
a+b=c
Closed integer
Closure property
Property of integers
a+c=b
c=integer,
a=integer,
c= integer
Answer explanation
The equation a+b=c demonstrates the closure property of integers, meaning the sum of two integers is also an integer. Thus, a, b, and c are all integers, confirming the property of integers.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
a-b=b-a
True
False
Answer explanation
The equation a-b=b-a is false because it implies that the difference of two numbers is the same regardless of their order, which is not true. The correct relationship is a-b≠b-a. Thus, the answer is False.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
a+b=b-c
True
False
Sometimes true, sometimes false
Answer explanation
The equation a + b = b - c can be rearranged to a = -c, which is not universally true for all values of a, b, and c. Therefore, the statement is false.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
178+(-178)=
0
1
356
-356
-0
Answer explanation
The expression 178 + (-178) simplifies to 178 - 178, which equals 0. Therefore, the correct answer is 0.
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
0+(-7895)+0+0 =
Additive Identity
Additive inverse
7895
-7895
Answer explanation
The expression simplifies to -7895, as adding zero does not change the value. The correct answers are 'Additive Identity' (0) and '-7895', which is the result of the operation.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5-3=3-5
True
False
Answer explanation
The equation 5-3 equals 2, while 3-5 equals -2. Since 2 does not equal -2, the statement 5-3=3-5 is false.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2+2=4-0
Sometimes true, sometimes false
False
True
Answer explanation
The equation 2+2 equals 4, and 4-0 also equals 4. Therefore, both sides of the equation are equal, making the statement true. additive inverse works for subtraction too so anything subtracted or added to 0, is the number itself.
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