Let's calculate 8319 x 9764
8319 × 9764 = 9764 × (8319)
+ 9764 × 9 that is equal 87876
+ 9764 × 10 that is equal 97640
+ 9764 × 300 that results in 2929200
+ 9764 × 8000 giving us 78112000

= 81226716
