Alright, let's work through 4220 times 8344 step by step
4220 × 8344 = 8344 × (4220)
+ 8344 × 0 which equals 0
+ 8344 × 20 that equals 166880
+ 8344 × 200 which equals 1668800
+ 8344 × 4000 that is equal 33376000

= 35211680
