Alright, let's work through 9969 times 8711 step by step
9969 × 8711 = 8711 × (9969)
+ 8711 × 9 that is equal 78399
+ 8711 × 60 producing 522660
+ 8711 × 900 producing 7839900
+ 8711 × 9000 yielding 78399000

= 86839959
