Alright, let's work through 8845 times 8780 step by step
8845 × 8780 = 8780 × (8845)
+ 8780 × 5 resulting in 43900
+ 8780 × 40 that is equal 351200
+ 8780 × 800 which equals 7024000
+ 8780 × 8000 which equals 70240000

= 77659100
