Let's calculate 9857 x 9022
9857 × 9022 = 9022 × (9857)
+ 9022 × 7 what gives us 63154
+ 9022 × 50 that results in 451100
+ 9022 × 800 yielding 7217600
+ 9022 × 9000 resulting in 81198000

= 88929854
