We're going to solve 7715 multiplied by 6246
7715 × 6246 = 6246 × (7715)
+ 6246 × 5 which equals 31230
+ 6246 × 10 which equals 62460
+ 6246 × 700 producing 4372200
+ 6246 × 7000 yielding 43722000

= 48187890
