The sum of the lengths of a cuboid is 100 cm, the length is 10 cm, and the width is 7 cm. Is the height in centimeters?
一个长方体的棱长总和是100厘米，长10厘米，宽是7厘米．高是厘米？
<gadget id="calculator">100 / 4</gadget>
<output>25</output>

<gadget id="calculator">10 + 7</gadget>
<output>17</output>

<gadget id="calculator">25 - 17</gadget>
<output>8</output>

<result>8</result>