We're going to solve 9598 multiplied by 8220
9598 × 8220 = 8220 × (9598)
+ 8220 × 8 resulting in 65760
+ 8220 × 90 yielding 739800
+ 8220 × 500 what gives us 4110000
+ 8220 × 9000 yielding 73980000

= 78895560
