Number, NAPX-I4-CA04 v1

Question

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Worked Solution

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Variant 0

DifficultyLevel

534

Question

What is the value of the expression

6 + (−12) − (−5)

Worked Solution
6 + (−12) − (−5) = 6 − 12 + 5
= −1

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
What is the value of the expression 6 + (−12) − (−5)
workedSolution
| | | | --------------------- | -------------- | | 6 + (−12) − (−5) | \= 6 − 12 + 5 | | | \= {{{correctAnswer}}} |
correctAnswer
−1

Answers

Is Correct?Answer
x

−11

✓

−1

x

13

x

23

Variant 1

DifficultyLevel

530

Question

What is the value of the expression

−12 + (−3) − (−5)

Worked Solution
−12 + (−3) − (−5) = −12 − 3 + 5
= −10

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
What is the value of the expression −12 + (−3) − (−5)
workedSolution
| | | | --------------------- | -------------- | | −12 + (−3) − (−5) | \= −12 − 3 + 5 | | | \= {{{correctAnswer}}} |
correctAnswer
−10

Answers

Is Correct?Answer
x

−4

x

−20

✓

−10

x

14

Variant 2

DifficultyLevel

532

Question

What is the value of the expression

4 − (−1) − (−7)

Worked Solution
4 − (−1) − (−7) = 4 + 1 + 7
= 12

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
What is the value of the expression 4 − (−1) − (−7)
workedSolution
| | | | --------------------- | -------------- | | 4 − (−1) − (−7) | \= 4 + 1 + 7 | | | \= {{{correctAnswer}}} |
correctAnswer
12

Answers

Is Correct?Answer
x

−4

x

−12

✓

12

x

4

Variant 3

DifficultyLevel

531

Question

What is the value of the expression

8 + (−2) − (−3)

Worked Solution
8 + (−2) − (−3) = 8 − 2 + 3
= 9

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
What is the value of the expression 8 + (−2) − (−3)
workedSolution
| | | | --------------------- | -------------- | | 8 + (−2) − (−3) | \= 8 − 2 + 3 | | | \= {{{correctAnswer}}} |
correctAnswer
9

Answers

Is Correct?Answer
✓

9

x

3

x

7

x

−3

Variant 4

DifficultyLevel

529

Question

What is the value of the expression

−5 + (−10) − (−2)

Worked Solution
−5 + (−10) − (−2) = −5 − 10 + 2
= −13

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
What is the value of the expression −5 + (−10) − (−2)
workedSolution
| | | | --------------------- | -------------- | | −5 + (−10) − (−2) | \= −5 − 10 + 2 | | | \= {{{correctAnswer}}} |
correctAnswer
−13

Answers

Is Correct?Answer
x

−17

x

7

x

13

✓

−13

Variant 5

DifficultyLevel

528

Question

What is the value of the expression

−1 − (−3) + (−5)

Worked Solution
−1 − (−3) + (−5) = −1 + 3 − 5
= −3

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
What is the value of the expression −1 − (−3) + (−5)
workedSolution
| | | | --------------------- | -------------- | | −1 − (−3) + (−5) | \= −1 + 3 − 5 | | | \= {{{correctAnswer}}} |
correctAnswer
−3

Answers

Is Correct?Answer
✓

−3

x

3

x

9

x

−9

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