We're going to solve 6643 multiplied by 8086
6643 × 8086 = 8086 × (6643)
+ 8086 × 3 that results in 24258
+ 8086 × 40 that is equal 323440
+ 8086 × 600 which equals 4851600
+ 8086 × 6000 what gives us 48516000

= 53715298
