No problem, we've got 8900 and 4310 to multiply
8900 × 4310 = 4310 × (8900)
+ 4310 × 0 what gives us 0
+ 4310 × 00 yielding 0
+ 4310 × 900 giving us 3879000
+ 4310 × 8000 what gives us 34480000

= 38359000
