Alright, let's work through 5561 times 5560 step by step
5561 × 5560 = 5560 × (5561)
+ 5560 × 1 which equals 5560
+ 5560 × 60 what gives us 333600
+ 5560 × 500 that equals 2780000
+ 5560 × 5000 that equals 27800000

= 30919160
