We're going to solve 5215 multiplied by 2489
5215 × 2489 = 2489 × (5215)
+ 2489 × 5 what gives us 12445
+ 2489 × 10 giving us 24890
+ 2489 × 200 resulting in 497800
+ 2489 × 5000 what gives us 12445000

= 12980135
