We're going to solve 9892 multiplied by 7855
9892 × 7855 = 7855 × (9892)
+ 7855 × 2 resulting in 15710
+ 7855 × 90 that is equal 706950
+ 7855 × 800 yielding 6284000
+ 7855 × 9000 that results in 70695000

= 77701660
