Alright, let's work through 8680 times 8977 step by step
8680 × 8977 = 8977 × (8680)
+ 8977 × 0 that is equal 0
+ 8977 × 80 that results in 718160
+ 8977 × 600 that results in 5386200
+ 8977 × 8000 that is equal 71816000

= 77920360
