Alright, let's work through 3660 times 823 step by step
3660 × 823 = 823 × (3660)
+ 823 × 0 that equals 0
+ 823 × 60 which equals 49380
+ 823 × 600 producing 493800
+ 823 × 3000 which equals 2469000

= 3012180
