We're going to solve 8158 multiplied by 1021
8158 × 1021 = 1021 × (8158)
+ 1021 × 8 resulting in 8168
+ 1021 × 50 resulting in 51050
+ 1021 × 100 that is equal 102100
+ 1021 × 8000 that is equal 8168000

= 8329318
