We're going to solve 3391 multiplied by 2602
3391 × 2602 = 2602 × (3391)
+ 2602 × 1 which equals 2602
+ 2602 × 90 giving us 234180
+ 2602 × 300 resulting in 780600
+ 2602 × 3000 resulting in 7806000

= 8823382
