Alright, let's work through 7920 times 4050 step by step
7920 × 4050 = 4050 × (7920)
+ 4050 × 0 giving us 0
+ 4050 × 20 what gives us 81000
+ 4050 × 900 producing 3645000
+ 4050 × 7000 what gives us 28350000

= 32076000
