Alright, let's work through 9973 times 8881 step by step
9973 × 8881 = 8881 × (9973)
+ 8881 × 3 producing 26643
+ 8881 × 70 yielding 621670
+ 8881 × 900 what gives us 7992900
+ 8881 × 9000 producing 79929000

= 88570213
