Alright, let's work through 8079 times 9663 step by step
8079 × 9663 = 9663 × (8079)
+ 9663 × 9 resulting in 86967
+ 9663 × 70 which equals 676410
+ 9663 × 000 that equals 0
+ 9663 × 8000 that is equal 77304000

= 78067377
