We're going to solve 8929 multiplied by 9009
8929 × 9009 = 9009 × (8929)
+ 9009 × 9 resulting in 81081
+ 9009 × 20 resulting in 180180
+ 9009 × 900 that is equal 8108100
+ 9009 × 8000 yielding 72072000

= 80441361
