What is the product of 3.8 and 4.5 minus the quotient of 7.5 divided by 5?
3.8与4.5的积，减去7.5除以5的商，得多少？
<gadget id="calculator">3.8 * 4.5</gadget>
<output>17.1</output>

<gadget id="calculator">7.5 / 5</gadget>
<output>1.5</output>

<gadget id="calculator">17.1 - 1.5</gadget>
<output>15.6</output>

<result>15.6</result>