Let's calculate 7841 x 1940
7841 × 1940 = 1940 × (7841)
+ 1940 × 1 which equals 1940
+ 1940 × 40 resulting in 77600
+ 1940 × 800 which equals 1552000
+ 1940 × 7000 that results in 13580000

= 15211540
