We're going to solve 4345 multiplied by 1388
4345 × 1388 = 1388 × (4345)
+ 1388 × 5 what gives us 6940
+ 1388 × 40 yielding 55520
+ 1388 × 300 yielding 416400
+ 1388 × 4000 what gives us 5552000

= 6030860
