[84+(630÷6×4)-(312÷8×2)-298]÷(8÷864÷108)=

Răspuns :

[84+(630÷6×4)-(312÷8×2)-298]÷(8÷864÷108)=
= [84+(105x4)-(39x2)-298] : (8:8) = 
= (84+420-78-298):1 = 
= 504-78-298 =
= 426-298 =
= 128
[84+ ( 630/ 24) - (312/16)-298]/ 0.00008
(84+26.5-19.5-298)/ 0.00008
-207/0.00008= 2587900