Alright, let's work through 8999 times 658 step by step
8999 × 658 = 658 × (8999)
+ 658 × 9 giving us 5922
+ 658 × 90 what gives us 59220
+ 658 × 900 giving us 592200
+ 658 × 8000 producing 5264000

= 5921342
