We're going to solve 6339 multiplied by 6249
6339 × 6249 = 6249 × (6339)
+ 6249 × 9 that results in 56241
+ 6249 × 30 what gives us 187470
+ 6249 × 300 which equals 1874700
+ 6249 × 6000 that results in 37494000

= 39612411
