We're going to solve 7815 multiplied by 9091
7815 × 9091 = 9091 × (7815)
+ 9091 × 5 that is equal 45455
+ 9091 × 10 that is equal 90910
+ 9091 × 800 producing 7272800
+ 9091 × 7000 that equals 63637000

= 71046165
