Alright, let's work through 8485 times 2850 step by step
8485 × 2850 = 2850 × (8485)
+ 2850 × 5 producing 14250
+ 2850 × 80 yielding 228000
+ 2850 × 400 that equals 1140000
+ 2850 × 8000 what gives us 22800000

= 24182250
