We're going to solve 7903 multiplied by 1836
7903 × 1836 = 1836 × (7903)
+ 1836 × 3 that is equal 5508
+ 1836 × 00 which equals 0
+ 1836 × 900 yielding 1652400
+ 1836 × 7000 resulting in 12852000

= 14509908
