We're going to solve 7990 multiplied by 8602
7990 × 8602 = 8602 × (7990)
+ 8602 × 0 resulting in 0
+ 8602 × 90 giving us 774180
+ 8602 × 900 that is equal 7741800
+ 8602 × 7000 that results in 60214000

= 68729980
