Alright, let's work through 3453 times 9940 step by step
3453 × 9940 = 9940 × (3453)
+ 9940 × 3 which equals 29820
+ 9940 × 50 resulting in 497000
+ 9940 × 400 that is equal 3976000
+ 9940 × 3000 producing 29820000

= 34322820
