Alright, let's work through 1355 times 9181 step by step
1355 × 9181 = 9181 × (1355)
+ 9181 × 5 that equals 45905
+ 9181 × 50 what gives us 459050
+ 9181 × 300 giving us 2754300
+ 9181 × 1000 giving us 9181000

= 12440255
