Alright, let's work through 5500 times 2447 step by step
5500 × 2447 = 2447 × (5500)
+ 2447 × 0 that results in 0
+ 2447 × 00 that is equal 0
+ 2447 × 500 what gives us 1223500
+ 2447 × 5000 that results in 12235000

= 13458500
