Two digits are multiplied by two digits. If a 0 is removed from the end of one of the multipliers, the resulting product will be 360 less than the original result. What is the correct product?
两位数乘两位数，如果把其中一个乘数的末尾去掉一个0，所得的积就比原来的结果少了360，正确的积是多少？
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 - (1/10)</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">360 / (9/10)</gadget>
<output>400</output>

<result>400</result>