We're going to solve 9489 multiplied by 9159
9489 × 9159 = 9159 × (9489)
+ 9159 × 9 that is equal 82431
+ 9159 × 80 resulting in 732720
+ 9159 × 400 that results in 3663600
+ 9159 × 9000 producing 82431000

= 86909751
