No problem, we've got 8422 and 7932 to multiply
8422 × 7932 = 7932 × (8422)
+ 7932 × 2 that is equal 15864
+ 7932 × 20 giving us 158640
+ 7932 × 400 that equals 3172800
+ 7932 × 8000 that is equal 63456000

= 66803304
