Alright, let's work through 9005 times 9943 step by step
9005 × 9943 = 9943 × (9005)
+ 9943 × 5 which equals 49715
+ 9943 × 00 giving us 0
+ 9943 × 000 that results in 0
+ 9943 × 9000 resulting in 89487000

= 89536715
