手てっ取とり早ばやい

i-adjective

simple; easy; effortless

Focuses on simplicity and lack of complication; often implies a straightforward, no-fuss approach.

• 手てっ取とり早ばやい説せつ明めいで十じゅう分ぶんだ。

  A simple explanation is enough.

• 手てっ取とり早ばやく言いえば、それは無む理りだ。

  To put it simply, that's impossible.