We're going to solve 3827 multiplied by 7878
3827 × 7878 = 7878 × (3827)
+ 7878 × 7 that is equal 55146
+ 7878 × 20 resulting in 157560
+ 7878 × 800 giving us 6302400
+ 7878 × 3000 yielding 23634000

= 30149106
