a decimal. If the decimal point moves one place to the right, the original number will be 9.45 more, what is the original number
一个小数．如果小数点向右移动一位，原数就多9.45，原数多少
<gadget id="calculator">10 - 1</gadget>
<output>9</output>

<gadget id="calculator">9.45 / 9</gadget>
<output>1.05</output>

<result>1.05</result>