Alright, let's work through 7023 times 164 step by step
7023 × 164 = 164 × (7023)
+ 164 × 3 what gives us 492
+ 164 × 20 resulting in 3280
+ 164 × 000 that results in 0
+ 164 × 7000 yielding 1148000

= 1151772
