Alright, let's work through 5102 times 83 step by step
5102 × 83 = 83 × (5102)
+ 83 × 2 which equals 166
+ 83 × 00 what gives us 0
+ 83 × 100 what gives us 8300
+ 83 × 5000 that results in 415000

= 423466
