This is the 13129th most frequent Korean word.
되므로
"되므로" means "since it becomes" or "because it is."
Reasoning (lack of time being the cause).
시간이 부족하므로 계획을 간단히 합시다.
Since there is not enough time, let's keep the plan simple.
Indicates cause or reason (as the book is simple).
이 책은 쉽고 간단하므로 배우기가 쉬워요.
This book is simple and clear, so it is easy to learn.
Connects cause and effect (cloudy weather leading to taking an umbrella).