We're going to solve 6403 multiplied by 9898
6403 × 9898 = 9898 × (6403)
+ 9898 × 3 what gives us 29694
+ 9898 × 00 giving us 0
+ 9898 × 400 yielding 3959200
+ 9898 × 6000 that equals 59388000

= 63376894
