Alright, let's work through 1634 times 966 step by step
1634 × 966 = 966 × (1634)
+ 966 × 4 giving us 3864
+ 966 × 30 giving us 28980
+ 966 × 600 producing 579600
+ 966 × 1000 giving us 966000

= 1578444
