We're going to solve 8489 multiplied by 1044
8489 × 1044 = 1044 × (8489)
+ 1044 × 9 which equals 9396
+ 1044 × 80 which equals 83520
+ 1044 × 400 that equals 417600
+ 1044 × 8000 what gives us 8352000

= 8862516
