Alright, let's work through 9899 times 8812 step by step
9899 × 8812 = 8812 × (9899)
+ 8812 × 9 that results in 79308
+ 8812 × 90 which equals 793080
+ 8812 × 800 giving us 7049600
+ 8812 × 9000 that equals 79308000

= 87229988
