We're going to solve 1309 multiplied by 9639
1309 × 9639 = 9639 × (1309)
+ 9639 × 9 that equals 86751
+ 9639 × 00 giving us 0
+ 9639 × 300 yielding 2891700
+ 9639 × 1000 resulting in 9639000

= 12617451
