We're going to solve 7621 multiplied by 3987
7621 × 3987 = 3987 × (7621)
+ 3987 × 1 that is equal 3987
+ 3987 × 20 giving us 79740
+ 3987 × 600 giving us 2392200
+ 3987 × 7000 yielding 27909000

= 30384927
