No problem, we've got 3810 and 2200 to multiply
3810 × 2200 = 2200 × (3810)
+ 2200 × 0 that results in 0
+ 2200 × 10 producing 22000
+ 2200 × 800 that equals 1760000
+ 2200 × 3000 what gives us 6600000

= 8382000
