Alright, let's work through 6402 times 203 step by step
6402 × 203 = 203 × (6402)
+ 203 × 2 giving us 406
+ 203 × 00 giving us 0
+ 203 × 400 giving us 81200
+ 203 × 6000 that is equal 1218000

= 1299606
