Alright, let's work through 4900 times 8169 step by step
4900 × 8169 = 8169 × (4900)
+ 8169 × 0 what gives us 0
+ 8169 × 00 which equals 0
+ 8169 × 900 that is equal 7352100
+ 8169 × 4000 what gives us 32676000

= 40028100
