A 36-meter-long rope is cut off (1/4), how many meters are left?
一条36米长的绳子剪去(1/4)，还剩多少米？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">36 * (3/4)</gadget>
<output>27</output>

<result>27</result>