Alright, let's work through 8299 times 91 step by step
8299 × 91 = 91 × (8299)
+ 91 × 9 that equals 819
+ 91 × 90 that equals 8190
+ 91 × 200 which equals 18200
+ 91 × 8000 that is equal 728000

= 755209
