According to "standard weight=(height-80)*0.7" (unit: height in centimeters, weight in kilograms), Mr. Huang's height is 180cm, what is his weight in kilograms.
根据"标准体重=(身高-80)*0.7"(单位：身高为厘米，体重为千克)，黄老师的身高为180cm，他的体重是多少千克．
<gadget id="calculator">180 - 80</gadget>
<output>100</output>

<gadget id="calculator">100 * 0.7</gadget>
<output>70</output>

<result>70</result>