We're going to solve 9315 multiplied by 2188
9315 × 2188 = 2188 × (9315)
+ 2188 × 5 which equals 10940
+ 2188 × 10 resulting in 21880
+ 2188 × 300 what gives us 656400
+ 2188 × 9000 producing 19692000

= 20381220
