No problem, we've got 8920 and 9919 to multiply
8920 × 9919 = 9919 × (8920)
+ 9919 × 0 producing 0
+ 9919 × 20 that results in 198380
+ 9919 × 900 which equals 8927100
+ 9919 × 8000 resulting in 79352000

= 88477480
