We're going to solve 8658 multiplied by 9920
8658 × 9920 = 9920 × (8658)
+ 9920 × 8 producing 79360
+ 9920 × 50 yielding 496000
+ 9920 × 600 that equals 5952000
+ 9920 × 8000 yielding 79360000

= 85887360
