計算

1. Origins, structure, and basic meaning

• Structure: In 計算 (けいさん), measure 計 and reckoning 算 combine to denote calculation.
• Basic usage: 計算した expresses carrying out a calculation, while 計算の links the noun to a method, result, formula, or similar following term.

2. Common pitfalls and similar expressions

• Calculation process and result
  • Context distinguishes the process from the value obtained.