Alright, let's work through 8255 times 9811 step by step
8255 × 9811 = 9811 × (8255)
+ 9811 × 5 what gives us 49055
+ 9811 × 50 which equals 490550
+ 9811 × 200 producing 1962200
+ 9811 × 8000 that results in 78488000

= 80989805
