A number is 0.6 less than 75% of 12.8, what is this number?
一个数比12.8的75%少0.6，这个数是多少？
<gadget id="calculator">75 / 100</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">12.8 * (3/4)</gadget>
<output>9.6</output>

<gadget id="calculator">9.6 - 0.6</gadget>
<output>9</output>

<result>9</result>