No problem, we've got 8980 and 4490 to multiply
8980 × 4490 = 4490 × (8980)
+ 4490 × 0 which equals 0
+ 4490 × 80 which equals 359200
+ 4490 × 900 what gives us 4041000
+ 4490 × 8000 what gives us 35920000

= 40320200
