We're going to solve 6807 multiplied by 3036
6807 × 3036 = 3036 × (6807)
+ 3036 × 7 resulting in 21252
+ 3036 × 00 that is equal 0
+ 3036 × 800 what gives us 2428800
+ 3036 × 6000 resulting in 18216000

= 20666052
