We're going to solve 1280 multiplied by 5123
1280 × 5123 = 5123 × (1280)
+ 5123 × 0 what gives us 0
+ 5123 × 80 which equals 409840
+ 5123 × 200 what gives us 1024600
+ 5123 × 1000 which equals 5123000

= 6557440
