We're going to solve 9909 multiplied by 8185
9909 × 8185 = 8185 × (9909)
+ 8185 × 9 resulting in 73665
+ 8185 × 00 yielding 0
+ 8185 × 900 that is equal 7366500
+ 8185 × 9000 that is equal 73665000

= 81105165
