How to solve the game Haidilao 7+ 1=7?

In Haidilao shop, you can ask the waiter for 8 matches. You can put seven matches first, and put the eighth match on any one, so 7 plus 1 is 7. This is an intelligence test and easy to answer.

Haidilao is a large inter-provincial chain hotpot restaurant brand, which was founded by Zhang Yong 1994 in Jianyang, Sichuan. Haidilao is mainly engaged in Sichuan-style hot pot, which combines the characteristics of local hot pot and takes thoughtful service as its brand feature.