We're going to solve 7891 multiplied by 3845
7891 × 3845 = 3845 × (7891)
+ 3845 × 1 that results in 3845
+ 3845 × 90 that is equal 346050
+ 3845 × 800 resulting in 3076000
+ 3845 × 7000 that is equal 26915000

= 30340895
