In a pack of candies, toffee accounts for 40% of the total candies and there are 2 pieces more. If 26 pieces of fruit candy are added, toffee accounts for exactly 25%. How many pieces of toffee are there in this bag of candies?
一包糖果，其中奶糖占糖果总数的40%还多2块，如果再放入26块水果糖，奶糖正好占25%，这包糖果中奶糖有多少块？
<gadget id="calculator">6.5 - 2</gadget>
<output>4.5</output>

<gadget id="calculator">0.4 - 0.25</gadget>
<output>0.15</output>

<gadget id="calculator">4.5 / 0.15</gadget>
<output>30</output>

<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">30 * (2/5)</gadget>
<output>12</output>

<gadget id="calculator">12 + 2</gadget>
<output>14</output>

<result>14</result>