Alright, let's work through 7845 times 2534 step by step
7845 × 2534 = 2534 × (7845)
+ 2534 × 5 giving us 12670
+ 2534 × 40 that is equal 101360
+ 2534 × 800 what gives us 2027200
+ 2534 × 7000 giving us 17738000

= 19879230
