We're going to solve 4023 multiplied by 9909
4023 × 9909 = 9909 × (4023)
+ 9909 × 3 which equals 29727
+ 9909 × 20 producing 198180
+ 9909 × 000 yielding 0
+ 9909 × 4000 yielding 39636000

= 39863907
