We're going to solve 9904 multiplied by 9435
9904 × 9435 = 9435 × (9904)
+ 9435 × 4 resulting in 37740
+ 9435 × 00 what gives us 0
+ 9435 × 900 that results in 8491500
+ 9435 × 9000 what gives us 84915000

= 93444240
