We're going to solve 3890 multiplied by 3160
3890 × 3160 = 3160 × (3890)
+ 3160 × 0 that results in 0
+ 3160 × 90 giving us 284400
+ 3160 × 800 what gives us 2528000
+ 3160 × 3000 yielding 9480000

= 12292400
