No problem, we've got 9400 and 1982 to multiply
9400 × 1982 = 1982 × (9400)
+ 1982 × 0 what gives us 0
+ 1982 × 00 which equals 0
+ 1982 × 400 giving us 792800
+ 1982 × 9000 that equals 17838000

= 18630800
