How to make 100 with 123456789 (arithmatic operation)

How can you make the numbers 123456789 get 100 while still leaving them in that same order?

I calculated it many years ago. I will post in English later, but my other post shows the answers in Korean

See below link before I translate in English:

(QUIZ)1-9 to make a 100 using arithmatic operation

Wait a few days.