We're going to solve 9091 multiplied by 6161
9091 × 6161 = 6161 × (9091)
+ 6161 × 1 what gives us 6161
+ 6161 × 90 what gives us 554490
+ 6161 × 000 producing 0
+ 6161 × 9000 which equals 55449000

= 56009651
