We're going to solve 6388 multiplied by 9891
6388 × 9891 = 9891 × (6388)
+ 9891 × 8 resulting in 79128
+ 9891 × 80 which equals 791280
+ 9891 × 300 that results in 2967300
+ 9891 × 6000 yielding 59346000

= 63183708
