Mom goes to the store to buy clothes. She first buys a 140-yuan coat, and then buys a pair of trousers with the remaining (3/5). ． How much does it cost to buy pants?
妈妈去商店买衣服，先买了一件140元的上衣，又拿余下的(3/5)买了一条裤子，这时剩下的钱刚好是去时所带钱数的(1/6)．买裤子用去多少．
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">140 * (3/5)</gadget>
<output>84</output>

<gadget id="calculator">140 - 84</gadget>
<output>56</output>

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 - (3/5) - (1/6)</gadget>
<output>7/30 = around 0.233333</output>

<gadget id="calculator">56 / (7/30)</gadget>
<output>240</output>

<gadget id="calculator">240 - 140</gadget>
<output>100</output>

<gadget id="calculator">100 * (3/5)</gadget>
<output>60</output>

<result>60</result>