We're going to solve 2157 multiplied by 8460
2157 × 8460 = 8460 × (2157)
+ 8460 × 7 yielding 59220
+ 8460 × 50 that results in 423000
+ 8460 × 100 which equals 846000
+ 8460 × 2000 giving us 16920000

= 18248220
