Alright, let's work through 8215 times 200 step by step
8215 × 200 = 200 × (8215)
+ 200 × 5 resulting in 1000
+ 200 × 10 which equals 2000
+ 200 × 200 that results in 40000
+ 200 × 8000 yielding 1600000

= 1643000
