Alright, let's work through 8427 times 9375 step by step
8427 × 9375 = 9375 × (8427)
+ 9375 × 7 what gives us 65625
+ 9375 × 20 what gives us 187500
+ 9375 × 400 what gives us 3750000
+ 9375 × 8000 what gives us 75000000

= 79003125
