There are 250 bags of rice in the cafeteria. After eating 40% of the rice, another 25 bags are bought. What percentage of the original rice is stored at this time?
食堂有米250袋，吃掉40%后，又买进25袋，这时存米相当于原来的百分之几？
<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">250 * (3/5)</gadget>
<output>150</output>

<gadget id="calculator">150 + 25</gadget>
<output>175</output>

<gadget id="calculator">175 / 250</gadget>
<output>7/10 = around 0.7</output>

<result>7/10 = around 0.7</result>