In the activity class, there are (3/9) people playing games and (4/9) people playing ball in class 3 and 2. By what percentage are the number of people playing games smaller than the number of people playing ball?
活动课上，三2班有(3/9)的人做游戏，(4/9)的人打球．做游戏的人数比打球的人数少几分之几？
<gadget id="calculator">4 / 9</gadget>
<output>4/9 = around 0.444444</output>

<gadget id="calculator">3 / 9</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(4/9) - (1/3)</gadget>
<output>1/9 = around 0.111111</output>

<result>1/9 = around 0.111111</result>