We're going to solve 3309 multiplied by 4142
3309 × 4142 = 4142 × (3309)
+ 4142 × 9 yielding 37278
+ 4142 × 00 what gives us 0
+ 4142 × 300 that equals 1242600
+ 4142 × 3000 what gives us 12426000

= 13705878
