We're going to solve 1903 multiplied by 1540
1903 × 1540 = 1540 × (1903)
+ 1540 × 3 yielding 4620
+ 1540 × 00 that is equal 0
+ 1540 × 900 producing 1386000
+ 1540 × 1000 that results in 1540000

= 2930620
