A rope is (29/10) meters long, and 5 sections of the same length are used, leaving (13/20) meters, how many meters is each section of rope?
一根绳子长(29/10)米，用去同样长的5段，还剩(13/20)米，每段绳子长多少米？
<gadget id="calculator">29 / 10</gadget>
<output>29/10 = around 2.9</output>

<gadget id="calculator">13 / 20</gadget>
<output>13/20 = around 0.65</output>

<gadget id="calculator">(29/10) - (13/20)</gadget>
<output>9/4 = around 2.25</output>

<gadget id="calculator">(9/4) / 5</gadget>
<output>9/20 = around 0.45</output>

<result>9/20 = around 0.45</result>