how to calculate a sales commission
Now let's look at how to calculate a commission. Commission = Amount of Sales x Rate of Commission Example: Jenna is a salesperson at an electronics store. She earns 6 1/2% commission on her total sales.ow let's look at how to calculate a commission. Commission = Amount of Sales x Rate of Commission Example: Jenna is a salesperson at an electronics store. She earns 6 1/2% commission on her total sales.