Alright, let's work through 9955 times 6646 step by step
9955 × 6646 = 6646 × (9955)
+ 6646 × 5 which equals 33230
+ 6646 × 50 yielding 332300
+ 6646 × 900 that is equal 5981400
+ 6646 × 9000 yielding 59814000

= 66160930
