We're going to solve 7864 multiplied by 8515
7864 × 8515 = 8515 × (7864)
+ 8515 × 4 producing 34060
+ 8515 × 60 producing 510900
+ 8515 × 800 giving us 6812000
+ 8515 × 7000 resulting in 59605000

= 66961960
