We're going to solve 2655 multiplied by 6721
2655 × 6721 = 6721 × (2655)
+ 6721 × 5 what gives us 33605
+ 6721 × 50 resulting in 336050
+ 6721 × 600 which equals 4032600
+ 6721 × 2000 that equals 13442000

= 17844255
