We're going to solve 8528 multiplied by 129
8528 × 129 = 129 × (8528)
+ 129 × 8 what gives us 1032
+ 129 × 20 that is equal 2580
+ 129 × 500 what gives us 64500
+ 129 × 8000 giving us 1032000

= 1100112
