A batch of cloth is 60 meters long, and it takes (7/10) meters of cloth to make a pair of shorts. Now we have made 40 of these. How many meters are left in this batch of cloth?
一批布长60米，做一条短裤要用布(7/10)米，现在已经做了这样的40条，这批布还剩多少米？
<gadget id="calculator">7 / 10</gadget>
<output>7/10 = around 0.7</output>

<gadget id="calculator">(7/10) * 40</gadget>
<output>28</output>

<gadget id="calculator">60 - 28</gadget>
<output>32</output>

<result>32</result>