We're going to solve 7443 multiplied by 2730
7443 × 2730 = 2730 × (7443)
+ 2730 × 3 yielding 8190
+ 2730 × 40 that is equal 109200
+ 2730 × 400 resulting in 1092000
+ 2730 × 7000 giving us 19110000

= 20319390
