Let's calculate 8380 x 5321
8380 × 5321 = 5321 × (8380)
+ 5321 × 0 that is equal 0
+ 5321 × 80 that results in 425680
+ 5321 × 300 what gives us 1596300
+ 5321 × 8000 that results in 42568000

= 44589980
