Alright, let's work through 9855 times 249 step by step
9855 × 249 = 249 × (9855)
+ 249 × 5 yielding 1245
+ 249 × 50 which equals 12450
+ 249 × 800 which equals 199200
+ 249 × 9000 producing 2241000

= 2453895
