Total questions
Answer counts
Allowed range: 0 to 100000
Negative Marking Score
Calculate net marks, unanswered questions and attempted accuracy.
Open this toolWrong answer penalties can reduce the net score even when many questions were attempted.
Enter the paper's reward and penalty rules alongside correct, wrong and unanswered counts.
Inputs and controls
Correct answers
Answer counts
Allowed range: 0 to 100000
Wrong answers
Answer counts
Allowed range: 0 to 100000
Marks per correct answer
Paper marking rules · marks
Allowed range: 0.0001 to 1000
Deduction per wrong answer
Paper marking rules · marks
Allowed range: 0 to 1000
How to use
- Enter total questions, correct answers and wrong answers.
- Enter marks per correct answer and deduction per wrong answer.
- Select Calculate result. Read the returned values alongside the assumptions below before copying, exporting or acting on the result.
Why use this tool
Score and attempted accuracy stay separate, helping you review the effect of errors.
Before relying on the result
Unanswered questions score zero. Negative net scores are retained. Enter the paper's actual penalty rules.
Tool limitations
Unanswered questions score zero. Negative net scores are retained. Enter the paper's actual penalty rules.
Questions
Are unanswered questions penalised?
In this model they score zero. Use the actual paper instructions before applying the calculation.
What should I check before using Negative Marking Score?
Check Total questions, Correct answers, Wrong answers and Marks per correct answer. Use the exact units shown beside the controls and replace any example values with your own inputs.
Source page last modified: 2026-10-04T15:55:31+00:00. This profile describes the tool; use its page to run it.
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