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15 questions
Integers are not closed under
Addition
Subtraction
Multiplication
Division
The product of three integers is -85. If the two numbers are -17 and -5, find the third number.
2
1
-1
0
In a class test, +4 marks were awarded for the correct answers and -1 mark for the wrong answers. Student scores 40 marks. If his correct answers were 11, find his wrong answers.
2
4
6
8
-1 x -1 x -1 x ......... x-1 (99 times)
99
-99
1
-1
Product of any non zero integer and its additive inverse is always
positive
negative
depends on the number
None of the above
The minimum temperature in Stanthorpe was -50C. On the same day in Cairns the minimum temperature was 170C.
Calculate the temperature difference.
120C
-120C
220C
5oC
When multiplying or dividing a NEGATIVE and NEGATIVE integer, your result will be...
Positive
Negative
Depends on which number has the greater value.
When multiplying or dividing a NEGATIVE and POSITIVE integer your result will be...
Positive
Negative
Depends on which number has the greater value.
−7 (10)=
70
700
-70
-700
−20÷5=
-4
4
-100
100
64 ÷(−8)=
8
-8
-518
518
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