We're going to solve 8129 multiplied by 2820
8129 × 2820 = 2820 × (8129)
+ 2820 × 9 giving us 25380
+ 2820 × 20 giving us 56400
+ 2820 × 100 which equals 282000
+ 2820 × 8000 yielding 22560000

= 22923780
