We're going to solve 8164 multiplied by 3141
8164 × 3141 = 3141 × (8164)
+ 3141 × 4 that equals 12564
+ 3141 × 60 producing 188460
+ 3141 × 100 producing 314100
+ 3141 × 8000 which equals 25128000

= 25643124
