We're going to solve 6663 multiplied by 1681
6663 × 1681 = 1681 × (6663)
+ 1681 × 3 what gives us 5043
+ 1681 × 60 giving us 100860
+ 1681 × 600 that equals 1008600
+ 1681 × 6000 that equals 10086000

= 11200503
