We're going to solve 8386 multiplied by 8617
8386 × 8617 = 8617 × (8386)
+ 8617 × 6 resulting in 51702
+ 8617 × 80 that is equal 689360
+ 8617 × 300 that results in 2585100
+ 8617 × 8000 giving us 68936000

= 72262162
