We're going to solve 1555 multiplied by 8591
1555 × 8591 = 8591 × (1555)
+ 8591 × 5 which equals 42955
+ 8591 × 50 what gives us 429550
+ 8591 × 500 what gives us 4295500
+ 8591 × 1000 which equals 8591000

= 13359005
