What is 10 key?

The term "10-key" refers to a ten-key numeric keypad, also known as a calculator keypad. Here's some information about it:

1. Layout: The 10-key features ten keys for the digits 0-9, plus typically an Enter key and sometimes a +/- (plus/minus) key. The layout is designed for efficient numerical data entry, especially for touch typing.

2. Purpose: It's primarily used for entering numerical data quickly and accurately. It's commonly found on:

   • Calculators: Both standalone and those integrated into computers.
   • Computer Keyboards: Often included as a separate numeric keypad.
   • Point-of-Sale (POS) systems: Used extensively in retail and other transaction-heavy environments.
   • Data entry terminals: For tasks requiring high-speed numerical input.

3. Touch Typing: Efficient use of a 10-key involves touch typing, meaning the user doesn't look at the keys while typing. This requires practice and muscle memory.

4. Ergonomics: The placement of the 10-key is important for ergonomic comfort. Many users prefer a separate numeric keypad to the number keys on the main keyboard, especially for extended data entry tasks.

5. Training: Formal training in 10-key touch typing is common in various professions, such as accounting and bookkeeping, to increase efficiency and reduce errors.

6. Speed and Accuracy: Proficiency with a 10-key is measured by keystrokes per minute (KPM) and accuracy.

7. Software and Games: Various software programs and online games are available to help users practice and improve their 10-key skills.

8. Accessibility: The 10-key is generally considered accessible to users with disabilities, although some adaptations may be necessary depending on the specific needs of the individual.

9. Variations: While the standard layout is fairly consistent, some variations may exist depending on the manufacturer or device. Some may include additional keys such as a decimal point or a clear key.

10. Importance: In many professions, proficiency with a 10-key is a valuable skill that can significantly improve productivity and efficiency. It's a foundational skill for many data entry and accounting jobs.