We're going to solve 1280 multiplied by 8428
1280 × 8428 = 8428 × (1280)
+ 8428 × 0 giving us 0
+ 8428 × 80 which equals 674240
+ 8428 × 200 that equals 1685600
+ 8428 × 1000 giving us 8428000

= 10787840
