We're going to solve 1780 multiplied by 3656
1780 × 3656 = 3656 × (1780)
+ 3656 × 0 giving us 0
+ 3656 × 80 what gives us 292480
+ 3656 × 700 what gives us 2559200
+ 3656 × 1000 producing 3656000

= 6507680
