We're going to solve 1380 multiplied by 6810
1380 × 6810 = 6810 × (1380)
+ 6810 × 0 what gives us 0
+ 6810 × 80 that is equal 544800
+ 6810 × 300 producing 2043000
+ 6810 × 1000 yielding 6810000

= 9397800
