We're going to solve 9689 multiplied by 2640
9689 × 2640 = 2640 × (9689)
+ 2640 × 9 resulting in 23760
+ 2640 × 80 what gives us 211200
+ 2640 × 600 giving us 1584000
+ 2640 × 9000 that equals 23760000

= 25578960
