Move the decimal point of 1.25 one place to the right, how much will it increase from the original number.
把1.25的小数点向右移动一位，比原数增加多少．
<gadget id="calculator">10 - 1</gadget>
<output>9</output>

<gadget id="calculator">1.25 * 9</gadget>
<output>11.25</output>

<result>11.25</result>