What is the product of 3.2 times 4 minus the quotient of 7.5 divided by 1.5?
3.2乘4的积减去7.5除以1.5的商，得多少？
<gadget id="calculator">3.2 * 4</gadget>
<output>12.8</output>

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

<gadget id="calculator">12.8 - 5</gadget>
<output>7.8</output>

<result>7.8</result>