If you follow along one by one, it will be a great help. 
My original Excel skills were not that great... but my Excel skills have definitely improved. 
I have gained a lot. 

I plan to listen to it again to learn it properly to reinforce it a bit more. 
I recommend it.

goo3book0144

This course is not a training course that explains the functions of Excel, but a course that uses Excel examples used in actual work settings to learn which functions to apply in each situation to perform tasks most quickly and efficiently.

onwings

2025 추석맞이 감사할인

Excel data utilization and analysis know-how that makes work 100 times faster

I'm glad it was helpful~ haha
Thank you for your hard work.

입문

초급

중급이상

엑셀

Excel

마이크로소프트 오피스 툴

MS-Office

1. Course Introduction

2. Data Transformation Techniques that Shorten Work Hours

Key techniques for using formulas and functions

Project (Example) 1: Complete the transaction history table using a function after editing the supplier DB

Project (Example) 2: Compare two data lists to manage training history and create a summary table

Project (Example) 3: Process Corporate Card Usage Details to Create Departmental Analysis Report

Project (Example) 4: Creating Annual Transaction Partner Analysis Table from Internet Download Data

Project (Example) 5: Writing a Daily Sales Analysis Report by Day of the Week

Project (Example) 6: Creating an Automated Analysis Table to View Only Selected Quarter Performance

Power Query for Big Data Utilization and Analysis