Of these three books, this one is the least difficult.

How to say “Of these three books, this one is the least difficult.” in Japanese

In Japanese

この三冊(さんさつ)の中(なか)では、この本(ほん)が一番(いちばん)難(むずか)しくないです。

Kono sansatsu no naka de wa, kono hon ga ichiban muzukashikunai desu.

Of these three books, this one is the least difficult. in other languages