Let's calculate 8170 x 1958
8170 × 1958 = 1958 × (8170)
+ 1958 × 0 what gives us 0
+ 1958 × 70 that results in 137060
+ 1958 × 100 that results in 195800
+ 1958 × 8000 which equals 15664000

= 15996860
