One bag is distributed to three children A, B, and C. A gets 10 more of the total (1/5), B gets 8 more of the total (1/4), and all the remaining 15 are given C, how many pieces of sugar are there in this bag?
一袋分给甲、乙、丙三个小朋友，甲分得总数的(1/5)多10块，乙分得总数的(1/4)多8块，剩下的15块全部分给了丙，这袋糖共有多少块？
<gadget id="calculator">10 + 8 + 15</gadget>
<output>33</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/5) - (1/4)</gadget>
<output>11/20 = around 0.55</output>

<gadget id="calculator">33 / (11/20)</gadget>
<output>60</output>

<result>60</result>