Very easy 10 points !!!!!!!?!

Question: Very easy 10 points !!!!!!!!?

WHATS !.!.!.
2 + 40 + 100 - 43 + 23 +90 + 300 - 83 + 845 - 492
HURRY !.Www@Enter-QA@Com

Answers:

782!? I bet I missed the trick!Www@Enter-QA@Com

2018

EDIT: Aww man someone beat me to it!.
EDIT the second time: Ohhh I see the 'minus' trick darn I got it wrongWww@Enter-QA@Com

2+40+100=142
142-43=99
99+23+90+300= 512
512-83=429
429+845=1274
1274-492=782Www@Enter-QA@Com

2018
yayWww@Enter-QA@Com

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