No problem, we've got 1200 and 8410 to multiply
1200 × 8410 = 8410 × (1200)
+ 8410 × 0 resulting in 0
+ 8410 × 00 yielding 0
+ 8410 × 200 that results in 1682000
+ 8410 × 1000 that results in 8410000

= 10092000
