Alright, let's work through 1999 times 9770 step by step
1999 × 9770 = 9770 × (1999)
+ 9770 × 9 that results in 87930
+ 9770 × 90 yielding 879300
+ 9770 × 900 resulting in 8793000
+ 9770 × 1000 what gives us 9770000

= 19530230
