We're going to solve 4003 multiplied by 3953
4003 × 3953 = 3953 × (4003)
+ 3953 × 3 yielding 11859
+ 3953 × 00 what gives us 0
+ 3953 × 000 resulting in 0
+ 3953 × 4000 that is equal 15812000

= 15823859
