We're going to solve 1809 multiplied by 1180
1809 × 1180 = 1180 × (1809)
+ 1180 × 9 what gives us 10620
+ 1180 × 00 that equals 0
+ 1180 × 800 yielding 944000
+ 1180 × 1000 what gives us 1180000

= 2134620
