Alright, let's work through 4400 times 4100 step by step
4400 × 4100 = 4100 × (4400)
+ 4100 × 0 resulting in 0
+ 4100 × 00 what gives us 0
+ 4100 × 400 that results in 1640000
+ 4100 × 4000 that is equal 16400000

= 18040000
