Alright, let's work through 9940 times 8019 step by step
9940 × 8019 = 8019 × (9940)
+ 8019 × 0 that equals 0
+ 8019 × 40 what gives us 320760
+ 8019 × 900 producing 7217100
+ 8019 × 9000 resulting in 72171000

= 79708860
