3.8 times of a number is 3.6 less than 7.4, find this number.
一个数的3.8倍比7.4少3.6，求这个数．
<gadget id="calculator">7.4 - 3.6</gadget>
<output>3.8</output>

<gadget id="calculator">3.8 / 3.8</gadget>
<output>1</output>

<result>1</result>