- Input
- A value entered into the calculator to be processed.
- Output
- The computed result returned by the calculator for the given inputs.
- Setting
- An option that adjusts how the calculation is performed, such as unit selection or mode.
- Language learning cost
- A key concept referenced by the Language Learning Cost: Estimate cost and hours to reach conversational fluency in a new language. FSI estimates: Spanish/French 600 hrs; Japanese/Arabic/Mandarin 2,200 hrs. Compare Duolingo vs classes vs immersion.
- Time to fluency calculator
- A key concept referenced by the Language Learning Cost: Estimate cost and hours to reach conversational fluency in a new language. FSI estimates: Spanish/French 600 hrs; Japanese/Arabic/Mandarin 2,200 hrs. Compare Duolingo vs classes vs immersion.
- Duolingo vs classes cost
- A key concept referenced by the Language Learning Cost: Estimate cost and hours to reach conversational fluency in a new language. FSI estimates: Spanish/French 600 hrs; Japanese/Arabic/Mandarin 2,200 hrs. Compare Duolingo vs classes vs immersion.
- Hours to learn spanish
- A key concept referenced by the Language Learning Cost: Estimate cost and hours to reach conversational fluency in a new language. FSI estimates: Spanish/French 600 hrs; Japanese/Arabic/Mandarin 2,200 hrs. Compare Duolingo vs classes vs immersion.