There are 35 basketballs in the school, and the number of footballs is 60% of the number of basketballs. How many fewer footballs are there than basketballs?
学校有篮球35个，足球的个数是篮球个数的60%，足球比篮球少多少个？
<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">35 * (3/5)</gadget>
<output>21</output>

<gadget id="calculator">35 - 21</gadget>
<output>14</output>

<result>14</result>