Let's calculate 9643 x 7700
9643 × 7700 = 7700 × (9643)
+ 7700 × 3 that equals 23100
+ 7700 × 40 that is equal 308000
+ 7700 × 600 that equals 4620000
+ 7700 × 9000 what gives us 69300000

= 74251100
