We're going to solve 2355 multiplied by 3158
2355 × 3158 = 3158 × (2355)
+ 3158 × 5 which equals 15790
+ 3158 × 50 which equals 157900
+ 3158 × 300 yielding 947400
+ 3158 × 2000 yielding 6316000

= 7437090
