Ding Ding wrote ★*3 in the calculation of ★*8, and the obtained product is 45 less than the original one. What is the correct product?
小丁丁在计算★*8写成了★*3，得到的积比原来减少了45，正确的积应是多少．
<gadget id="calculator">9 * 8</gadget>
<output>72</output>

<result>72</result>