We're going to solve 2431 multiplied by 4020
2431 × 4020 = 4020 × (2431)
+ 4020 × 1 which equals 4020
+ 4020 × 30 giving us 120600
+ 4020 × 400 producing 1608000
+ 4020 × 2000 that is equal 8040000

= 9772620
