Alright, let's work through 1983 times 3348 step by step
1983 × 3348 = 3348 × (1983)
+ 3348 × 3 that results in 10044
+ 3348 × 80 producing 267840
+ 3348 × 900 what gives us 3013200
+ 3348 × 1000 yielding 3348000

= 6639084
