No problem, we've got 8780 and 3415 to multiply
8780 × 3415 = 3415 × (8780)
+ 3415 × 0 that is equal 0
+ 3415 × 80 that is equal 273200
+ 3415 × 700 yielding 2390500
+ 3415 × 8000 giving us 27320000

= 29983700
