We're going to solve 3395 multiplied by 6239
3395 × 6239 = 6239 × (3395)
+ 6239 × 5 which equals 31195
+ 6239 × 90 what gives us 561510
+ 6239 × 300 giving us 1871700
+ 6239 × 3000 yielding 18717000

= 21181405
