Alright, let's work through 6600 times 9712 step by step
6600 × 9712 = 9712 × (6600)
+ 9712 × 0 that results in 0
+ 9712 × 00 yielding 0
+ 9712 × 600 what gives us 5827200
+ 9712 × 6000 which equals 58272000

= 64099200
