We're going to solve 4390 multiplied by 5599
4390 × 5599 = 5599 × (4390)
+ 5599 × 0 that results in 0
+ 5599 × 90 resulting in 503910
+ 5599 × 300 that equals 1679700
+ 5599 × 4000 what gives us 22396000

= 24579610
