How are typing tests scored?
Short answer: Most typing tests count every five characters as one word to get gross WPM, then subtract a penalty for errors to get net WPM. The common formula is net WPM equals gross WPM minus one for each uncorrected error per minute of the test. Accuracy is the percentage of characters typed correctly. Employers and exams generally use net WPM and set a maximum error percentage, so a fast typist with many mistakes can still fail.
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Two people can type the same passage in the same time and get very different scores. The difference is almost always how errors were counted. Understanding the scoring rules tells you where to focus your practice and prevents an unpleasant surprise on test day.
Step one: counting words
Typing tests do not count real words. They count characters and divide by five. Every letter, number, space and punctuation mark counts as one character. So "The invoice is due on 12 March." is 31 characters, or about six "words", regardless of how many actual words it contains. This keeps scores comparable between easy and hard passages.
Step two: gross WPM
Gross WPM is total characters typed, divided by five, divided by the number of minutes. It ignores mistakes completely. If you type 1,000 characters in five minutes, your gross speed is 40 WPM. Online sprint tests often show this figure, which is why people's scores look better there than at work.
Step three: errors and net WPM
Net WPM removes the effect of mistakes. The most common formula is:
Net WPM = Gross WPM - (uncorrected errors / minutes)
In other words, each uncorrected error costs you one word per minute of test length. In a five-minute test with ten errors, you lose two WPM. In a one-minute test with ten errors, you lose ten WPM. This is why short tests punish errors so harshly and long tests reward steady, clean typing.
What counts as an error differs between tests:
- Uncorrected errors only: many online tests and most employer tests. If you backspace and fix a mistake, it does not count, though you lose the time.
- All errors: some stricter tests count a mistake even if you fix it.
- Whole-word errors: some exam-style tests mark the entire word wrong if any character in it is wrong.
- Omissions and additions: skipping a word or adding one is commonly counted as an error for each affected word.
Step four: accuracy
Accuracy is simply correct characters divided by total characters, as a percentage. Typing 1,000 characters with 20 wrong gives 98 percent accuracy. Many employers set a minimum, commonly 95 to 98 percent, separate from the speed requirement. Government exams in India commonly do it the other way round: they set a maximum error percentage, and candidates above it fail regardless of speed.
Which number is used to judge you?
- Online typing games: usually gross WPM, sometimes net.
- Employer screening tests: commonly net WPM plus an accuracy minimum.
- Government clerical exams: commonly net speed against a qualifying figure, with an error cap.
- Data entry tests: commonly total correct keystrokes or KPH, with an error cap.
What this means for practice
- Fix errors as you go if the test allows it. A corrected error costs seconds; an uncorrected one costs a full word per minute.
- Do not chase gross WPM. A clean 42 WPM commonly scores higher net than a sloppy 50.
- Practise on the same length as your real test. A one-minute habit of rushing will hurt you in a ten-minute exam.
- Read the test's scoring rules before you start. Knowing whether backspace is allowed changes your approach.
Our typing and data entry tests show gross WPM, net WPM, accuracy and error count together, using the uncorrected-error formula above, so you can see exactly which part of your score needs work.