No problem, we've got 1003 and 9001 to multiply
1003 × 9001 = 9001 × (1003)
+ 9001 × 3 that is equal 27003
+ 9001 × 00 what gives us 0
+ 9001 × 000 that equals 0
+ 9001 × 1000 which equals 9001000

= 9028003
