We're going to solve 9963 multiplied by 8521
9963 × 8521 = 8521 × (9963)
+ 8521 × 3 resulting in 25563
+ 8521 × 60 that is equal 511260
+ 8521 × 900 resulting in 7668900
+ 8521 × 9000 what gives us 76689000

= 84894723
