We're going to solve 8405 multiplied by 3640
8405 × 3640 = 3640 × (8405)
+ 3640 × 5 that is equal 18200
+ 3640 × 00 resulting in 0
+ 3640 × 400 that is equal 1456000
+ 3640 × 8000 that equals 29120000

= 30594200
