The commission earned by jarrod ,the salesperson is = $44.8
<h3>What is percentage ?</h3>
The term "percent" comes from the Latin word "per centum" which means "hundreds". Percentages are fractions with 100 as the denominator.
In other words, it is the relationship between the part and the whole that makes the whole value always 100.A percentage is a fraction or ratio whose overall value is always 100.
For example, if Sam got his 30% on a math test, it means he got 30 out of his 100. This is written in fractional form as 30/100, where 30 looks like this:100 in relation.
A percentage is defined as a specific part or amount of 100. A fraction with a denominator of 100, represented by the "%" symbol.
<h3>Calculation</h3>
7% of $640 is the commission earned by the salesperson Jarrold .
so therefore commission earned by the salesperson is 640 * 0.07 = $44.8