No problem, we've got 8500 and 8121 to multiply
8500 × 8121 = 8121 × (8500)
+ 8121 × 0 that is equal 0
+ 8121 × 00 that results in 0
+ 8121 × 500 that results in 4060500
+ 8121 × 8000 which equals 64968000

= 69028500
