We're going to solve 5115 multiplied by 3605
5115 × 3605 = 3605 × (5115)
+ 3605 × 5 what gives us 18025
+ 3605 × 10 that is equal 36050
+ 3605 × 100 resulting in 360500
+ 3605 × 5000 which equals 18025000

= 18439575
