No problem, we've got 4044 and 9916 to multiply
4044 × 9916 = 9916 × (4044)
+ 9916 × 4 giving us 39664
+ 9916 × 40 giving us 396640
+ 9916 × 000 which equals 0
+ 9916 × 4000 that equals 39664000

= 40100304
