Alright, let's work through 2543 times 7946 step by step
2543 × 7946 = 7946 × (2543)
+ 7946 × 3 that is equal 23838
+ 7946 × 40 that results in 317840
+ 7946 × 500 resulting in 3973000
+ 7946 × 2000 what gives us 15892000

= 20206678
