How many 7.66 are added to 7.66 to get 76.6.
7.66加多少个7.66，得76.6．
<gadget id="calculator">76.6 / 7.66</gadget>
<output>10</output>

<gadget id="calculator">10 - 1</gadget>
<output>9</output>

<result>9</result>