間違う

1. Origins, structure, and basic meaning

• Structure: Written 間違う and read まちがう, it means being wrong in a calculation or judgment, or selecting the wrong option.
• Basic usage: It applies to missing an easy problem through haste and choosing an exit that leads to the opposite side.

2. Common pitfalls and similar expressions

• Incorrect result versus mistaken choice
  • The error may lie in an answer or in identifying which route or object to use.