We're going to solve 9577 multiplied by 8421
9577 × 8421 = 8421 × (9577)
+ 8421 × 7 what gives us 58947
+ 8421 × 70 yielding 589470
+ 8421 × 500 which equals 4210500
+ 8421 × 9000 that equals 75789000

= 80647917
