Let's calculate 8340 x 8482
8340 × 8482 = 8482 × (8340)
+ 8482 × 0 that results in 0
+ 8482 × 40 which equals 339280
+ 8482 × 300 that results in 2544600
+ 8482 × 8000 resulting in 67856000

= 70739880
