We're going to solve 4024 multiplied by 3135
4024 × 3135 = 3135 × (4024)
+ 3135 × 4 what gives us 12540
+ 3135 × 20 yielding 62700
+ 3135 × 000 producing 0
+ 3135 × 4000 that is equal 12540000

= 12615240
