We're going to solve 9639 multiplied by 3900
9639 × 3900 = 3900 × (9639)
+ 3900 × 9 that is equal 35100
+ 3900 × 30 which equals 117000
+ 3900 × 600 that is equal 2340000
+ 3900 × 9000 which equals 35100000

= 37592100
