How many centimeters are left after making a 6 decimeter long iron wire into a cuboid with a length of 6 centimeters, a width of 5 centimeters and a height of 2 centimeters.
把一根长6分米的铁丝，做成一个长6厘米，宽5厘米，高2厘米的长方体后，还剩多少厘米．
<gadget id="calculator">6 * 10</gadget>
<output>60</output>

<gadget id="calculator">6 + 5 + 2</gadget>
<output>13</output>

<gadget id="calculator">13 * 4</gadget>
<output>52</output>

<gadget id="calculator">60 - 52</gadget>
<output>8</output>

<result>8</result>