Calculate to find the number behind the question mark. A secret rule is hidden behind the numbers, you must be observant to find that rule to solve this question.
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Trung Temple
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![[Photo] General Secretary To Lam attends the National Conference to disseminate and implement 4 Resolutions of the Politburo](https://vphoto.vietnam.vn/thumb/1200x675/vietnam/resource/IMAGE/2025/9/16/70c6a8ceb60a4f72a0cacf436c1a6b54)
![[Photo] General Secretary To Lam chaired a working session with the Standing Committee of the Party Committee of the Ministry of Foreign Affairs](https://vphoto.vietnam.vn/thumb/1200x675/vietnam/resource/IMAGE/2025/9/15/f26e945b18984e8a99ef82e5ac7b5e7d)
![[Photo] National conference to disseminate and implement 4 Resolutions of the Politburo](https://vphoto.vietnam.vn/thumb/1200x675/vietnam/resource/IMAGE/2025/9/16/5996b8d8466e41558c7abaa7a749f0e6)
![[Photo] Prime Minister Pham Minh Chinh attends the closing ceremony of the exhibition of national achievements "80 years of the journey of Independence - Freedom - Happiness"](https://vphoto.vietnam.vn/thumb/1200x675/vietnam/resource/IMAGE/2025/9/15/a1615e5ee94c49189837fdf1843cfd11)
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