Alright, let's work through 8625 times 8420 step by step
8625 × 8420 = 8420 × (8625)
+ 8420 × 5 yielding 42100
+ 8420 × 20 giving us 168400
+ 8420 × 600 producing 5052000
+ 8420 × 8000 that equals 67360000

= 72622500
