We're going to solve 3328 multiplied by 2688
3328 × 2688 = 2688 × (3328)
+ 2688 × 8 yielding 21504
+ 2688 × 20 yielding 53760
+ 2688 × 300 what gives us 806400
+ 2688 × 3000 what gives us 8064000

= 8945664
