We're going to solve 1624 multiplied by 1918
1624 × 1918 = 1918 × (1624)
+ 1918 × 4 what gives us 7672
+ 1918 × 20 yielding 38360
+ 1918 × 600 what gives us 1150800
+ 1918 × 1000 which equals 1918000

= 3114832
