No problem, we've got 9009 and 8940 to multiply
9009 × 8940 = 8940 × (9009)
+ 8940 × 9 which equals 80460
+ 8940 × 00 giving us 0
+ 8940 × 000 that equals 0
+ 8940 × 9000 what gives us 80460000

= 80540460
