Answer:
(1)4000-800=3200 (yuan) This is a bonus for more than 800.
(2)3200× 14%=448 (yuan) This is the personal income tax to be paid for the excess.
(3) 4000-448 = 3552 (yuan) minus the personal income tax to be paid, and the rest is Li Shifu's bonus.
A: Li Shifu's actual bonus is 3,552 yuan.
-10000% original