Alright, let's work through 3680 times 3322 step by step
3680 × 3322 = 3322 × (3680)
+ 3322 × 0 that is equal 0
+ 3322 × 80 yielding 265760
+ 3322 × 600 that equals 1993200
+ 3322 × 3000 producing 9966000

= 12224960
