We're going to solve 9930 multiplied by 8221
9930 × 8221 = 8221 × (9930)
+ 8221 × 0 yielding 0
+ 8221 × 30 that is equal 246630
+ 8221 × 900 yielding 7398900
+ 8221 × 9000 producing 73989000

= 81634530
