Alright, let's work through 3380 times 7412 step by step
3380 × 7412 = 7412 × (3380)
+ 7412 × 0 producing 0
+ 7412 × 80 that equals 592960
+ 7412 × 300 what gives us 2223600
+ 7412 × 3000 which equals 22236000

= 25052560
