Alright, let's work through 9800 times 873 step by step
9800 × 873 = 873 × (9800)
+ 873 × 0 giving us 0
+ 873 × 00 resulting in 0
+ 873 × 800 yielding 698400
+ 873 × 9000 what gives us 7857000

= 8555400
