Alright, let's work through 3820 times 855 step by step
3820 × 855 = 855 × (3820)
+ 855 × 0 that results in 0
+ 855 × 20 that equals 17100
+ 855 × 800 that equals 684000
+ 855 × 3000 producing 2565000

= 3266100
